67.Our Maths teacher spent about 2 hours (解释)the tough problems to us.
A.请根据题中空格后的中文提示、英文释义或句意,写出句中所缺单词,使句子通顺。(每小题1分,共7分)
66.Andy always tells lies,so (几乎)no one in his class believes him now.
20.--May I park my ear here,Sir?
-- .You may park it over there.
A.Yes,you may B.Yes, you can
C.No,you needn't D.No, you mustn't
19.Ann's house is ten miles away from the school and nobody else in her class lives .
A.far B.farther C.farthest D.the furthest
18.--I came to your home yesterday afternoon,but nobody was in.
--Oh,we some shopping in the supermarket.
A.have done B.did C.were doing D.are doing