The teacher told us a piece of bad news．When we heard of the news，we were all________silence．
| A．for |
| B．in |
| C．with |
| D．by |
We want to know _____to help them.
| A．what can we do | B．whatwecan do | C．how can we do | D．how we can do |
I want to watch the basketball match. Would you please ______ the TV?
| A．turn on | B．turn off | C．turndown | D．turn up |
Echo _____ for half a month. She’ll come hack in two months.
A. left B leaveC. has left D. has been away
Li Hua studies English very _____and her English is _____in her class.
| A．careful, good | B．carefully, well | C．careful, best | D．carefully, the best |
We should protect the animals ______danger.
| A．on | B．in | C．of | D．at |