注册

题型：单选题题类：真题难易度：普通

We need to get to the root of the problem______ we can solve it.

A、while B、after C、before D、as

举一反三

________ the job takes a significant amount of time, most students agree that the experience is worth it.

While we are very interested in Realcine,we will still need much more information we can make a decision to use it.

I had no sooner got back to the kitchen {#blank#}1{#/blank#} the doorbell rang loud enough to wake the dead.

________ to speak when the audience interrupted him.

I was doing my homework ____my mother came back.

当校长把证书颁发给这个既有数学天赋又有幽默感的男孩时，他的父母喜极而泣。 (present)

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