游客
题文

Scientists are hoping for a _____ in the search for a cure for cancer.

A.breakthrough B.break C.deal D.progress
科目 英语   题型 单选题   难度 较易
知识点: 名词+of 表示数量
登录免费查看答案和解析
相关试题

Today ,we will begin we stopped yesterday,so that no point will be left out.

A.when B.where C.how D.what

—Why do you want to work for our company?
—This is the job that Ifor.

A.looked B.am to look C.had looked D.have been looking

The news shocked the public, to great concern about students’safey at school.

A.having led B.led C.leading D.to lead

The palace caught fires three times in the last century,and little of the original building now.

A.remains B.is remained C.is remaining D.has been remained

In China ,the number of cities increasingdevelopment is recognized across the world.

A.where B.which C.whose D.that

Copyright ©2020-2025 优题课 youtike.com 版权所有

粤ICP备20024846号