His first lecture is of great use to our development. But his latest one is ______ worth attending.
| A．better | B．more | C．very | D．much |
Too many private cars got out and traveled __________ high speed, causing a lot of traffic accidents on the highway during the holidays.
| A．to | B．at |
| C．for | D．in |
—Are you free tomorrow afternoon?
—I'm afraid not. I'll have to __________ an important lecture given by a famous professor.
| A．join | B．take part in |
| C．attend | D．enter |
—Pity you missed the lecture on nuclear pollution.
——I __________ it, but I was busy preparing for a job interview.
| A．attended | B．had attended |
| C．would attend | D．would have attended |
—How do you do, Mr Smith? Thanks for meeting me here.
—You are welcome. You must be __________ after a long walk.
| A．exhaust | B．exhausted |
| C．exhausting | D．having exhausted |
We had a long and __________ meeting this morning. All of us were __________.
| A．exhausted; exhausted | B．exhausted; exhausting |
| C．exhausting; exhausted | D．exhausting; exhausting |