游客
题文

British scientists have produced _____ they believe is the world’s smallest Christmas card.

A.which B.who C.that D.what
科目 英语   题型 单选题   难度 中等
登录免费查看答案和解析
相关试题

I _____ through the hard time but for my teacher’s generous and timely help.

A.couldn’t have gone B.could go
C.mustn’t have gone D.hadn’t gone

The class teacher was anxious to hear one of his top students _____ because of family move.

A.will leave B.is leaving
C.was leaving D.has left

With the exam ______ in ten minutes, they were asked to hand in their mobile phones.

A.taken place B.taking place
C.having taken place D.to take place

More than one doctor _____ involved in the rescue that took place after the earthquake.

A.was B.is C.were D.are

Some hard working students always keep a torch in their dormitories _____ there is a power failure.

A.if B.unless
C.so that D.in case

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

粤ICP备20024846号