I can hardly remember any occasions _______ I get caught in a traffic jam in our town.

The process of producing electricity may also give out CO2, _______ you heat your house with electricity instead of charcoal.

25.I was about to leave for work ______the telephone rang.

10. It looks ______ you are ill. You should go to see the doctor.

33．Too high house prices can be brought under control，________the authorities introduce a series
of regulatory policies．

28．Thousands of Haitians cheered as the Chinese medical team arrived，many of________even
cried with joy.

A．those

B．them

C．whom

D．Who

23．—It’s reported that the new underground line has been completed．
—Yes but it hasn’t been made clear________it’s to be opened to traffic．

34．About seven years ago she felt she had to ask herself____she really wanted to spend her life farming. Now she has make up her mind to quit farming.

32．Peter was sure that      he drank any more of this good red wine he would fall asleep.

29．Mr Brown arranged for the taxi to come at six_____she would not have to wait long at the station.