Experts believe people can waste less food by shopping only when it is necessary.
A.why | B.where | C.that | D.what |
32.Hesitating what to do,________.
A.so let’s not go outing | B.the tour was cancelled |
C.but we should still take the tour | D.we had to stay home |
31.The man stopped his bicycle beside the car______it had a broken chain.
A.or | B.until | C.as | D.Yet |
30.Mike has an active mind;he can retell a story_________anybody else in the classroom.
A.more vividly than | B.much vivid than |
C.as vivid as | D.so vividly as |
29.The attackers were arrested and didn’t know where they ______.
A.would take | B.are taken | C.were being taken | D.will be taken |
28.___________a time in the 1960s when young people liked wearing army uniforms.
A.It was | B.There was | C.It is | D.There is |