选出最适当的单词填入空格内.
1 The teacher (      ) be stern in the discipline.
a.must not
b.must

2 We visited a gallery of modern (      ).
a.art
b.cars

3 If there is a leak in the roof, you will have trouble in the (      ) season.
a.rainy
b.sunny

4 The mayor is the person at the head of a (      ) .
a.team
b.town

5 He split the wood with (      ) .
a.fire
b.an ax

答案:
1 b 老师必须在纪律上很严格.
a.不需要b.必须

2 a 我参观了一个现代艺术画展.
a.艺术b.汽车

3 a 屋顶是漏的,雨季你要有麻烦了.
a.雨季b.晴天

4 b 市长是一个城市的领导
a.小队b.城市

5 b 他用斧子把树劈成块.
a.火b.斧子