---How often are the Olympic Games held？ ---____

---How often are the Olympic Games held？  ---_____four years.

#49404

Every

Each

For

推荐题目

I want to see my grandparents _________ 8 a.m. _________ this Sunday.

#47585

at; in

in; on

at; on

at, \

Thank you ________ me with my English.

#46859

for help

for helping

to help

helps

--I prefer to have a hamburger rather than_______ a glass of milk.--Hamburgers? You'd better not eat __. It's junk food.

#49816

to drink; much too

drank; much too

drinking; too much

drink; too much

Please come ______ see ______ yourself at Huaxing Clothes Store.

#48328

to；about

at; for

and；for

to; at

 Mike often gets up ____ 6:40 ____ the morning.

#45895

in; in

on; on

at; at

at; in

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