I don’t think _____ possible to master a foreign language without much memory work and practice.
| A．this | B．that | C．it | D．/ |
The number of people present at the meeting_________about 1000 , a large number of whom _______ experts from abroad.
| A．was; was | B．were; were | C．was ; were | D．were; was |
You can hardly imagine what great difficulty we had _________ the task.
| A．finishing | B． finished | C．to finish | D．finish |
It is in Qingdao ______ you are going to pay a visit to ______ this kind of washing machine isproduced.
| A．/; that | B．where; which | C．/; where | D．that; which |
From his _______ look, we could see that he hadn’t expected that we could raise such _______ questions to him.
| A．confused; confusing | B．confusing; confused |
| C．confusing; confusing | D．confused; confused |
— Can you tell us what is important to a businessman?
— ________ information.
| A．Collect | B．Collected | C．Having collected | D．Collecting |