III. Complete these sentences with the correct forms of the verbs in brackets.
1. Currently, we (plan) some major changes in the department.
2. We usually (respond) to any competition with a newer model.
3. At present I (manage) the division while my boss is away.
4. It’s a temporary problem and these delays (end) very soon.
5. I (not/eat out) much – except when people visit the company.
6. I’m afraid he (not/work) here this week. Can I help?
7. How often you (have) meetings?
8. They (not/do) much business with us at the moment.
9. I (not/buy) one brand because I like different types of clothes.

1. Currently, we are planning some major changes in the department.
To form the present continuous tense, we use the present tense of the verb "to be" followed by the present participle form of the main verb. In this sentence, "plan" is the main verb, so we add "are" before it to show that the action is happening currently.
Answer: are planning.

2. We usually respond to any competition with a newer model.
In this sentence, "respond" is the main verb and it is in the present simple tense because it is a habitual action.
Answer: respond.

3. At present I am managing the division while my boss is away.
In this sentence, "manage" is the main verb and it is in the present continuous tense because the action is happening currently.
Answer: am managing.

4. It’s a temporary problem and these delays will end very soon.
In this sentence, "end" is the main verb and it is in the future simple tense because it refers to a future event.
Answer: will end.

5. I don't eat out much – except when people visit the company.
In this sentence, "eat" is the main verb and it is in the present simple tense because it is a habitual action. In the negative form, we use "do not" before the main verb.
Answer: do not eat.

6. I’m afraid he isn't working here this week. Can I help?
In this sentence, "work" is the main verb and it is in the present continuous tense because the action is happening currently. In the negative form, we use "isn't" (short form of "is not") before the main verb.
Answer: isn't working.

7. How often do you have meetings?
In this question, "have" is the main verb and it is in the present simple tense because it asks about a habitual action. In questions, we use "do" before the subject to form the present simple tense.
Answer: do you have.

8. They aren't doing much business with us at the moment.
In this sentence, "do" is the main verb and it is in the present continuous tense because the action is happening currently. In the negative form, we use "aren't" (short form of "are not") before the main verb.
Answer: aren't doing.

9. I don't buy one brand because I like different types of clothes.
In this sentence, "buy" is the main verb and it is in the present simple tense because it is a habitual action. In the negative form, we use "do not" before the main verb.
Answer: do not buy.