They got two free tickets to Canada, otherwise they______ able to afford to go.
| A．wouldn’t have been | B．mustn’t have been | C．wouldn’t be | D．hadn’t been |
It was the hotel waiter that helped the guest be relieved of her pain with his special medical skill. Without his help, she so quickly.
| A．can’t recover | B．mustn’t have recovered |
| C．couldn’t have recovered | D．couldn’t recover |
Because something unexpected , the famous singer had to put off her schedule.
| A．came up | B．cleared up |
| C．stayed up | D．ended up |
According to statistics, Chinese people between the ages of 18 and 70 read 6.7 books___ last year, including paper books and e-books.
| A．on purpose | B．in return |
| C．on average | D．in common |
nation uses nuclear weapons will engage the whole world in war.
| A．Whatever | B．Whichever |
| C．No matter what | D．No matter which |
I have trouble understanding English humour. More often than not, I can’t figure out that makes them laugh.
| A．what it is | B．why it is |
| C．what is it | D．why that makes |