－He buys __________ books, but he doesn’t read them at all.
| A．hundred of | B．hundreds of | C．two hundreds | D．two hundreds of |
---- I have a sore back.
----You should ______ down and rest.
| A．to lie | B．lying | C．lie | D．lied |
It’s important _____ in good health
| A．keep | B．keeping | C．to keep | D．keeps |
--Mary failed the exam again. ---Sorry to hear that. We should do something to _____.
| A．cheer on her | B．cheer up her |
| C．cheer her on | D．cheer her up |
She‘s outgoing. She never minds ______ to a boy.
| A．speak | B．spoke | C．speaking | D．to spoken |
I guess Peter and his sister Sally enjoyed __________ at the dancing party.
| A．myself | B．himself | C．herself | D．themselves |