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问题
选择题
计算﹣2+3的结果是[ ]
A．1
B．﹣1
C．﹣5
D．﹣6
答案
答案：
A
填空题
看图，从方框里选择合适的词完成句子。
must not, a box of, thinner, under, turn off
1.
Ann is _____________ than Susan.
2.
This is _____________ oranges.
3.
The ball is _____________ the chair.
4.
You _____________ ride a bicycle here.
5.
If you are cold, _____________ the fan.
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填空题
在按纽的实际控制线路中，为了操作（），都要做到凡有（），应互相闭锁。
查看答案
Ann is _____________ than Susan.
This is _____________ oranges.
The ball is _____________ the chair. 
You _____________ ride a bicycle here.
If you are cold, _____________ the fan.