It was____the old worker came that we____the experiment.
| A．until;didn’t begin | B．not until;began |
| C．until;began | D．not until;didn’tbegin |
The driver can adjust the heating in winter and the air conditioning in summer to suit his own _______.
| A．preference | B．convenience | C．pleasure | D．favour |
Year 3 Students in our school _______ all kinds of exercises every day in the past eight months.
A. kept busy doing B. keep busy with doing
C. were kept busy doing D have been kept busy with
We should take part in such activities in future _____ we did yesterday.
| A．which | B．as | C．that | D．than |
I’d like to _______ you on your good work in these two years.
| A．congratulate | B．celebrate | C．wish | D．hope |
--- What did she say？
--- Oh，nothing _______. She only wanted to give me a hand.
| A．in short | B．in fun | C．in use | D．in particular |