和我一起背单词(第18课课后练习)

文章作者 100test 发表时间 2008:03:18 13:50:24
来源 100Test.Com百考试题网

选出最适当的单词填入空格内.
1 Water becomes solid when it ( ) .
a.freezes
b.boils

2 When a person is exhausted, he has ( ) strength left.
a.mush
b.little

3 Her best garment is the red ( ) with lace.
a.dress
b.doll

4 It was cruel of him to make the donkey carry such a ( ) load.
a.heavy
b.light

5 This machine is ( ) because of the defects in it.
a.expensive
b.unsafe

答案：abaab