问题
单项选择题
在噪声超过()分贝区域内的工作人员,必须配备听力保护装备。
A.60
B.65
C.85
D.100
答案
参考答案:C
在噪声超过()分贝区域内的工作人员,必须配备听力保护装备。
A.60
B.65
C.85
D.100
参考答案:C
选择适当的选项填入短文下面的横线上,有两个多余选项。 | |
I have a good 4 . Her name is Lin Hua. We 5 in the same class. Look! This is my computer. It's very 6 . I like playing computer 7 . Lin Hua likes playing computer games, 8 . This is a pencil case. It's blue. It's 9 my pencil case. 10 it Lin Hua's? No, it's my sister's pencil case. |