题目列表(包括答案和解析)
6.A. others B. other C. else D. the other
5.A. whether B. if C. unless D. though
4.A. in B. out C. outside D. inside
3.A.but B. or C. and D. yet
2.A.cause B. reason C. because D .why
1.A .on B. in C. into D. onto
10.A.too big B. too much C. much too D. too many
C
All fruit have a bright colour when they are ripe(成熟), but they grown 1 green or dark brown trees, Why? Perhaps you don’t know the 2 . Here is the answer. The tree wants birds 3 animals to see its fruit clearly. The fruit has seeds (种子) 4 . There will be no young trees 5 the seed is not carried away and put into the ground somewhere 6 . Birds and animals eat the flesh(果肉) of the fruit 7 they see its bright colour and they 8 the seeds here and there. For example, the orange tree 9 the sweet flesh of its fruit and gives it is bright colour 10 some animals may eat it and carry away the seeds.
9.A.back B. away C. off D into
8.A. Some B. All C. Any D. None
7.A. villages B. towns C.cities D.factories
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