墙身砌筑高度超过1.2米时应搭设脚手架,同一块脚手板上的操作人员不得超过()人。
A.一
B.二
C.三
D.四
参考答案:B
根据上下文意思和首字母提示,将下列短文填写完整。
A: What d is it today ?
B: It's the second of January.
A: Oh, yesterday (昨天) w New Year's Day.
B: What d you do yesterday ?
A: I h a nice day. I watched a film with my good f in the morning.
B: Did you l the film ?
A: Yes,we did. It was a funny cartoon.
B: What e did you do ?
A: We w camping in the afternoon. We did many interesting things t . We were very tired but
really h .
B: You had a wonderful day. I'd like to go camping, too.
用户终端与PDE定位过程使用的协议是()协议
A.IS800
B.IS801
C.IS802
D.IS803