Smoking is bad for your health.You’d better .
| A．set it up | B．give it up |
| C．pick it up | D．look it up |
Neither the children nor their mother _____ scary movies when Mr White is away.
| A．enjoy | B．enjoyed | C．enjoys | D．enjoying |
--- Lily, whose backpack is this?
--- I think it _____ be Peter’s. Look! His name is on it.
| A．can | B．should | C．must | D．Could |
The group of people _____ the hotel after walking for 6 hours. They needed to have a rest.
| A．arrived at | B．arrived in | C．got | D．Reach |
The little boy could _____ speak when he was 2 years old, but now he can sing wonderfully.
| A．hard | B．hardly | C．never | D．Ever |
You will fail the exam _____ you study harder than before.
| A．if | B．and | C．or | D．unless |