注册

题型：单选题题类：常考题难易度：普通

The man in the office ____be Mr. Black because he phoned me from London just now.

A、mustn't B、may not C、can't D、needn't

举一反三

— Whose is this blue bike?
—It ________ be Mary's. Her bike is black and white.

—I was asked to attend the meeting before eight.
—Oh, you________. I'm sorry for not telling you that we have changed the plan.

He speak English very well although he has studied it for only one year.

-- I have a serious headache. I go to school?

-- No, you needn't.

—Have you got the results of the exam?

—No. All we do now is to wait.

—Could I swim here?

—Sorry, I'm afraid you ________. Look at the sign "No swimming".

返回首页

相关试卷

试题篮

公司介绍

Company Introduction

服务介绍

Service Introduction

帮助中心

Help center

二一教育APP

二一教育APP

400-637-9991

周一至周五 8:30-17:30

在线咨询客服