游客
题文

_______ his return from America, he got down to his research.

A.While B.In C.As D.On
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

It is well known that water is not _____ endless resource,nor _____ that can be made once more.

A.the, / B.an, one C.an .that D./, one

---Mom.I’m so tired.I can’t walk any further.
---______, my dear.You can make it.

A.Come on B.No worry C.That’s impossible D.No problem

A student will be immediately punished if he is foundin the exam.

A.cheat B.to cheat C.cheated D.cheating

—Would you mind if I take the seat?
.

A.Yes, sit down, please B.No, not at all
C.Surely, never mind D.No, you can't take it

The company plans tothe costs of raw materials by 10% next year.

A.turn down B.cut down C.keep away D.cut off

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

粤ICP备20024846号