It was the first time Mary _____ such a big opening ceremony.
| A．has attended | B．attended | C．had attended | D．should attend |
--How did he get infected?
--She ____the viruses without any protection.
| A．exposed to | B．had exposed to | C．was exposed to | D．had been exposed |
----- What do you think of the advice ______ by our English teacher?
----- No one has given me _________. We’d better take it strictly.
| A．giving, a better piece | B．given, a better piece |
| C．given, the better piece | D．giving, the better piece |
----- Stay a bit longer; it’s been such ________ fun having you with us.
-----Thanks, anyway. I’ve got ________ early start tomorrow morning.
| A．/, the | B．a, an | C．/, an | D．the, an |
Alice didn’t want her parents to know .
| A．what has she done | B．what was she doing |
| C．how she had done | D．what she was doing |
It took building supplies to construct these energy-saving houses. It took brains, too.
| A．other than | B．more than | C．rather than | D．less than |