注册

题型：单选题题类：模拟题难易度：普通

——How often do I need to feed the fish?
——They _______ food every day, or they will be hungry.

A、must give B、mustn't give C、mustn't be give. D、must be given

举一反三

Your clothes should _______ carefully.

I want to borrow the book, but I don't know how long it may .

Ice can be _____ water.

Spreading scary panic(恐慌)on the Internet is terrible and it may be p{#blank#}1{#/blank#} by law nowadays.

All wild animals should _____________ from _____________.

We shouldn't throw away waste paper, because it can {#blank#}1{#/blank#}(reuse).

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