172.He feels that he is not yet ____ to travel abroad.

131.I am surprised________ this city is a dull place to live in.

130.Loudspeakers were fixed in the hall so that everyone________ an opportunity to hear the speech.

129.The student said there were a few points in the essay he ________ impossible to comprehend.

128.It’s high time we ________ cutting down the rainforests.

127.The party, _______I was the guest of honour, was extremely enjoyable.

126.If only I ______ play the guitar as well as you!

125._______dull he may be, he is certainly a very successful top executive.

124.-- Why are you staring?
-- I've never seen_______tree before.

123.Children who stay away from school do_______for different reasons.

122.He asked me to lend him some money, which I agreed to do, _______that he paid me back the following week.