管子组对焊接壁厚大于或等于3mm，接口应是（）形。A.I B.V C.Y D.U

搜题请搜索小程序“爱下问搜题”

问题单项选择题

管子组对焊接壁厚大于或等于3mm，接口应是（）形。

A.I

B.V

C.Y

D.U

答案

参考答案：B

选择题

I wanted to buy a copy of The Youth, but there was _______ left in the bookshop. _______has just bought the last one.

A．no one; Everybody

B．something; Nobody

C．anyone; Somebody

D．none; Somebody

翻译题

根据所给汉语提示补全对话。

Tom: Have you ever been to Water World, Harvey?

Harvey：No, ___1___ (我从来没有去过那)．

Tom: Neither have I. Let's go.

Harvey: ___2___ (我真的愿意去那，但我没有钱)．

Tom: Well, let's go in-line skating instead. There's a great new place for in-line skating on Center Street in River Park.

Harvey: That's a great idea.___3___ (我可以借你的自行车吗)?I want to go home to get my skates.