The books are usually quite expensive when they first come out.but they be rather cheap sometimes．( )A．mustB．canC．shouldD．need 题目和参考答案——青夏教育精英家教网——

题目内容

10．The books are usually quite expensive when they first come out，but they _______ be rather cheap sometimes．（　　）

A．

must

B．

can

C．

should

D．

need

分析当书籍第一次出版时通常很贵，但是有时候可能会相当便宜．

解答答案：B 根据usually quite expensive和but…sometimes可知通常很贵，但是有时候可能会便宜，表示一种可能性，用can．must必须；can能够；should应该；need需要．故选B．

点评本题考查情态动词．情态动词要熟记他们的含义和用法．多记忆课本上的重点句子，也会对做题有所帮助．

练习册系列答案

数学帮口算超级本系列答案

新新学案系列答案

勤学早好好卷系列答案

小学练习自测卷系列答案

阳光作业本课时优化设计系列答案

同步练习指导系列答案

实验指导与实验报告系列答案

通城学典周计划系列答案

新编课时精练系列答案

典范阅读系列答案

相关题目

20．Is the fire stillburning（燃烧）？

1．---How about an outing？
--But I'm afraid that not _________ like outdoor activities．（　　）

18．The invention of Wechat（微信）makes it easier _________ in touch with friends．（　　）

5．--How was your holiday last weekend？
--Good．I _______ to the mountains with my brother．（　　）

15．--- is your home from school？
---It takes 5minutes to walk there．（　　）

2．-You can hardly imagine the pleasure of chatting with friends on Wechat （微信）．
-Really？But it ______ cause you much trouble if someone get your personal information．（　　）

19．-Hi，Mike．Do you know the hottest and newest word online？
-Yes，it is"Duang Duang"．It____interesting．It is said that it was about Jackie Chen's advertising（　　）

20．Many trees and flowers ______ in our school last year and they made our school a beautiful garden．（　　）

will be planted