1 Helen … a fax at the moment. A is sending B sends C had sent
2 I think Holland ….win the World Cup.
A is going to B will C shall
3 John … down the road when he fell.
A walked B was walking C has walked
4 Does …. Know where Pierre is?
A any one B no one C someone
5 She is at the bus station. She .. travel by bus.
A is going to B will C shall
6 We … go shopping today if you don’t want to.
A needn’t B can’t C may
7 I ... buy a new pair of shoes.

A must B need C ought
8 We … to be at the office at 9 o’clock every morning.
A should B must C have
9 You … feed the animals at the zoo.
A needn’t B mustn’t C can’t
10 The children …a lot of stories in the library.
A are tell B are told C telling

1. Helen is sending a fax at the moment. (B sends)
Explanation: The correct answer is B because it is describing an action that is happening right now. The verb "send" should be in the present continuous form in this case.

2. I think Holland will win the World Cup. (B will)
Explanation: The correct answer is B because it is expressing a future action. The verb "win" should be in the simple future form in this case.

3. John was walking down the road when he fell. (B was walking)
Explanation: The correct answer is B because it is describing an action that was happening in the past. The verb "walk" should be in the past continuous form in this case.

4. Does anyone know where Pierre is? (A anyone)
Explanation: The correct answer is A because it is asking about an indefinite person. The word "anyone" is used when we don't know the specific person.

5. She is at the bus station. She is going to travel by bus. (A is going to)
Explanation: The correct answer is A because it is expressing an action that is planned for the future. The verb "travel" should be in the form "is going to" in this case.

6. We needn't go shopping today if you don't want to. (A needn't)
Explanation: The correct answer is A because it is expressing the lack of necessity to go shopping. The verb "need" is used with the negative form "needn't" to indicate that something is not required.

7. I must buy a new pair of shoes. (A must)
Explanation: The correct answer is A because it is expressing a requirement or obligation. The word "must" is used to show that something is necessary or important to do.

8. We should be at the office at 9 o'clock every morning. (A should)
Explanation: The correct answer is A because it is expressing an advice or recommendation. The word "should" is used to suggest the correct course of action.

9. You mustn't feed the animals at the zoo. (B mustn't)
Explanation: The correct answer is B because it is expressing a prohibition or a rule not to do something. The word "mustn't" is used to indicate that an action is forbidden.

10. The children are told a lot of stories in the library. (B are told)
Explanation: The correct answer is B because it is describing a passive action. The verb "tell" should be in the passive form "are told" in this case.