_________ March 28, about 20 Chinese cities turned off lights of major buildings

题型：不详难度：来源：

_________ March 28, about 20 Chinese cities turned off lights of major buildings for one hour.

A．At

B．In

C．On

D．Of

答案

解析

在具体一天的前用介词on,故选C

举一反三

---How will students study in the future? - -- ____home______ computers.

A．In；in

B．At；in

C．At；with

D．At：on

题型：不详难度：| 查看答案

---How soon will you finish your college?
---________.

A．After a year

B．In a year

C．Before a year

D．A year before

题型：不详难度：| 查看答案

Wow, your haircut is the same ________.

A．as me

B．from me

C．as mine

D．of me

题型：不详难度：| 查看答案

I usually stay ______ bed on Sunday morning.

A．at

B．in

C．on

D．for

题型：不详难度：| 查看答案

Thank you ___your postcard ___ Shanghai.

A．of, of

B．for, from

C．from, from

D．for ,for

题型：不详难度：| 查看答案