16 The concert is starting/starts at 9:00. Do you want to go to dinner before that? 21 Watch where you're...

1. The concert starts at 9:00. Do you want to go to dinner before that? In this sentence, the use of the present simple "starts" suggests that the concert is scheduled to begin at 9:00. The speaker is asking if the listener wants to go to dinner before the concert starts.

2. Have you met our new neighbors yet? They seem really nice. In this sentence, the use of the present perfect "Have you met" suggests that the action of meeting the new neighbors is completed, but the time frame is not specified. The speaker is asking if the listener has had the opportunity to meet the new neighbors.

3. We are going to the cinema tomorrow night. Why don't you join us? In this sentence, the use of "are going" suggests a planned future action. The speaker is inviting the listener to join them at the cinema the following night.

4. I promise I will help you with your homework as soon as I can. In this sentence, the use of "will help" indicates a future action that the speaker intends to carry out. The speaker is assuring the listener that they will assist with their homework.

5. Nicole and her husband are staying in a nice hotel in the centre of town. In this sentence, the use of the present continuous "are staying" suggests that the action of staying in the hotel is currently in progress. The speaker is providing information about Nicole and her husband's current accommodation.

6. Watch where you're going! You are going to fall into that hole! In this sentence, the use of "are going to fall" suggests a future event that is likely to happen if the listener does not change their current course of action. The speaker is warning the listener about the potential danger of falling into a hole.

7. Do you know where Sam is? I have been waiting for him for over an hour and I'm starting to lose my patience. In this sentence, the use of the present perfect continuous "have been waiting" indicates that the speaker started waiting in the past and the action is still ongoing. The speaker is expressing frustration at waiting for Sam and not knowing his whereabouts.

8. There's someone at the door. I will go and see who it is. In this sentence, the use of "will go" suggests a future action that the speaker intends to carry out. The speaker is stating their intention to go see who is at the door.

9. Jane works at her dad's restaurant every Friday night. In this sentence, the use of the present simple "works" indicates a habitual action that Jane performs every Friday night. The speaker is providing information about Jane's regular work schedule.

10. Emma is always interrupting me whenever I tell a story. It's so annoying! In this sentence, the use of the present continuous "is always interrupting" suggests a repeated action that annoys the speaker. The speaker is expressing frustration at Emma's habit of interrupting them while telling a story.

Let's go through each sentence in detail to determine the correct choices based on context and grammatical rules.

Sentence 16

The concert is starting/starts at 9:00. Do you want to go to dinner before that?

• Correct Answer: "starts"
• Explanation: The present simple tense "starts" is used for scheduled events or timetables. Since concerts typically have fixed start times, "starts" is appropriate here.

Sentence 21

Watch where you're going! You are falling/are going to fall into that hole!

• Correct Answer: "are going to fall"
• Explanation: "are going to fall" is used for predictions based on current evidence. The speaker sees that the person is about to fall into a hole, making this tense the best choice.

Sentence 17

Have you met/Have you been meeting our new neighbours yet? They seem really nice.

• Correct Answer: "Have you met"
• Explanation: "Have you met" is used to ask if the action of meeting has occurred at any time up to the present. "Have you been meeting" suggests an ongoing or repeated action, which is less likely in this context.

Sentence 22

Do you know where Sam is? I have waited/ have been waiting for him for over an hour and I'm starting to lose my patience.

• Correct Answer: "have been waiting"
• Explanation: "have been waiting" emphasizes the duration of the action up to the present moment, which suits the context of waiting for over an hour.

Sentence 18

We are going/will go to the cinema tomorrow night. Why don't you join us?

• Correct Answer: "are going"
• Explanation: "are going" (present continuous) is used for planned future events. It indicates that the plan to go to the cinema is already arranged.

Sentence 23

There's someone at the door. I go/will go and see who it is.

• Correct Answer: "will go"
• Explanation: "will go" is used for spontaneous decisions. The speaker decides to go and see who is at the door at the moment of speaking.

Sentence 19

I promise I am helping/will help you with your homework as soon as I can.

• Correct Answer: "will help"
• Explanation: "will help" is used for promises. The speaker is making a commitment to help in the future.

Sentence 24

Jane works/has worked at her dad's restaurant every Friday night.

• Correct Answer: "works"
• Explanation: "works" (present simple) is used for habitual actions that occur regularly. Jane's working every Friday night fits this pattern.

Sentence 20

Nicole and her husband stay/are staying in a nice hotel in the centre of the town.

• Correct Answer: "are staying"
• Explanation: "are staying" (present continuous) is used for temporary situations. Their stay at the hotel is a temporary arrangement.

Sentence 25

Emma is always interrupting/has always interrupted me whenever I tell a story. It's so annoying!

• Correct Answer: "is always interrupting"
• Explanation: "is always interrupting" (present continuous) with the adverb "always" is used to express annoyance about a repeated action. This construction highlights the speaker's irritation.

By understanding the context and grammatical rules, the correct choices are clear and convey the intended meaning accurately.