It was at 5 o’clock __________ the visitors finally arrived at Pudong International Airport.
| A．when | B．that | C．before | D．after |
---Can those _________ at the back of the classroom hear me ?
| A．seat | B．sit | C．seated | D．sat |
----He is fluent in English because he once stayed in London ．
---- Really ? How long _________ there ?
| A．did he live | B．has he lived | C．had he lived | D．does he live |
Only through _______ talks can we build trust and only through cooperation can we create ________ win-win economic situation．
| A．\ ; a | B．the ; the | C．\ ; the | D．the ; a |
The news shocked the public,________ to great concern about students’ safety at school．
| A．having led | B．led | C．leading | D．to lead |
----What will you buy for your husband’s birthday?
---- I want to buy a ________ wallet for him．
| A．small black leather | B．black leather small |
| C．small leather black | D．black small leather |