The drill in Antarctica dragged on slowly because of lack of money, equipment breakdowns, environmental _____ and severe cold.
| A．concerns |
| B．assumption |
| C．occupations |
| D．ignorance |
—Oh, Tom, what did you do this summer vacation?
—Guess what? I had _____ great fun in _______ show performance “the Voice of China”.
| A．a, the | B．the, the | C．/,a | D．/, the |
She ___ volleyball regularly for many years when she was young.
| A．was playing | B．played | C．has played | D．had played |
Bless your heart, I know you didn't break the vase ________. Don't cry!
| A．on purpose | B．by accident | C．on business | D．by mistake |
As is known to all, Yang Liwei has become a space hero iswe have expected．
| A．that; which | B．what; that | C．what; which | D．that; what |
—Will you attend the ceremony tomorrow?—What ceremony? I ____ informed of anything about it．
| A．wasn't | B．haven't been | C．hadn't been | D．won't be |