_____ as the "first lady of speech", Dr, Lillian Glass is recognized as one of the world’s leading experts on communication skills.

35．With exports _______ an important role in its economic growth now, this province has been affected by the global economic downturn．

30．It's a good habit to have your car brakes ______ before a long journey．

26．I called Nancy many times but couldn't get through．Someone ______ on the phone all the time!

He got well-prepared for the job interview, for he couldn’t risk _____ the good opportunity. 

We are invited to a party _________in our club next Friday. 

Google is testing a new television programming search service, _____ users to find shows videos from websites like Youtube.

13． --Hi, Lydia． Are you going to the concert on Friday?
- -I’d like to. But there are so many problems ____.

He suggested the problem worth paying attention_____ at the meeting.

In our school, the students are not permitted, unless they have special passes, ________ after 11pm.