It was quite a long time _____I made it out what had happened.
| A．after | B．before | C．when | D．since |
China’s economic development has made rapid progress in the past years and young people have made great contribution to this progress．
| A．/ ; a | B．the; / | C．a; a | D．/ ; / |
Who would you rather _____ the meeting instead of you?
| A．attend | B．have attend | C．have attended | D．have to attend |
On the table _____ two dictionaries．You may look up the word in either of them．
| A．lie | B．lays | C．laid | D．lies |
My English teacher is really ___．She is often seen working in her office far into the night．
| A．warm-hearted | B．easy-going | C． hard-working |
D．self-confident |
I don't have enough money．I, _____, can't afford to buy Audi A3 Sportback．
| A．therefore | B．so | C．however | D．thus |