Question

Put right form (must / could / ought / may) ______ Einstein speak English when he went to live in the USA?Mary ______swim when she was three.You ______be joking. No one buys two Rolls Royces.They ______be tired. They’ve been travelling all night.He ______to go to the dentist because he has toothache.I ______ swim quite well when I was five years old

Answer 1

Ответ:

Could Einstein speak English when he went to live in the USA? Mary could swim when she was three.You must be joking. No one buys two Rolls Royces.They may be tired. They’ve been travelling all night.He ought to go to the dentist because he has toothache. I could swim quite well when I was five years old

Объяснение:

Answer 2

Put right form (must / could / ought / may)

To fill in the blanks correctly, we need to choose the appropriate modal verb (must, could, ought, may) based on the context of each sentence. Let's go through each sentence one by one:

1. Did Einstein speak English when he went to live in the USA? - The correct modal verb to use here is could. We use "could" to talk about past ability or possibility. - So the sentence should be: "Could Einstein speak English when he went to live in the USA?"

2. Mary swim when she was three. - The correct modal verb to use here is could. We use "could" to talk about past ability or possibility. - So the sentence should be: "Mary could swim when she was three."

3. You be joking. No one buys two Rolls Royces. - The correct modal verb to use here is must. We use "must" to express strong probability or certainty. - So the sentence should be: "You must be joking. No one buys two Rolls Royces."

4. They be tired. They’ve been travelling all night. - The correct modal verb to use here is must. We use "must" to express strong probability or certainty. - So the sentence should be: "They must be tired. They've been travelling all night."

5. He to go to the dentist because he has toothache. - The correct modal verb to use here is must. We use "must" to express obligation or necessity. - So the sentence should be: "He must go to the dentist because he has a toothache."

6. I swim quite well when I was five years old. - The correct modal verb to use here is could. We use "could" to talk about past ability or possibility. - So the sentence should be: "I could swim quite well when I was five years old."

Please note that the provided search result snippet did not directly address the specific sentences in the question. However, the correct answers can be determined based on the general rules and usage of modal verbs in English.