[题目]In summer, you’d better wear pair of sunglasses to protect your eyes from sun.A. an——青夏教育精英家教网——

【题目】In summer, you’d better wear ______ pair of sunglasses to protect your eyes from ______sun.

A. an; the B. a; the

C. a; an D. an; a

【题目】— Would you do me a favor and carry these books?

— _________

A. Yes, that’s right B. No trouble

C. Never mind D. With pleasure

【题目】The mixture of better jobs and greater chances of self-promotion is _____ lies behind the return of oversea Chinese high-tech talents.

A. why B. where

C. what D. when

【题目】Life doesn’t count for much _____ you’re willing to do your small part to leave our children a better world.

A. unless B. when

C. though D. if

【题目】The _____ of life, is not in never falling, but in rising every time we fall to repeated attacks.

A. pattern B. comfort

C. glory D. basis

【题目】It seems that pigeons have a compass inside them that tells them _____ they need to go. That is why they never get lost.

A. what B. where

C. how D. which

【题目】I don't skate now, but I ____when I was a kid.

A. used toB. am used to do

C. was used to skateD. used to it

【题目】You can’t move in right now. The house _____ now.

A. has painted B. is painted

C. is being painted D. is painting

【题目】She seems to be gentle, but she can _____ with anger when she is treated unfairly, which is surprising.

A. explode B. complain

C. differ D. bomb

【题目】—How long _____each other before they _____here?

—For about a year.

A. have they known, come B. did they know, came

C. do they know, come D. had they known, came

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