You’d better _______ the test paper before handing it in.
| A．go ahead | B．go on | C．go off | D．go over |
We should throw the rubbish into the dustbin ______ protect our environment.
| A．as a result | B．so that | C．in order to | D．in order not to |
Be careful when you take exams. Check your paper to ________ there are no mistakes before you hand it in.
| A．make sure | B．find out | C．think about | D．deal with |
— Can we ask Jeff for help with our English?
— You’d better not. He is the last person _______ others.
| A．helps | B．helped | C．helping | D．to help |
— Could you tell me_____ ?
— About half an hour.
| A．how long it takes to walk to the Science and Technology Museum from school |
| B．how long it took to walk to the Science and Technology Museum from school |
| C．how far was it to walk to the Science and Technology Museum from school |
| D．how far it was to walk to the Science and Technology Museum from school |
John _______ at his uncle’s for 3 days and he is now at home.
| A．stayed | B．has stayed | C．had stayed | D．was staying |