[题目]The three layers of skin act as a barrier against diseases, poisons and the sun's . 题目和参考答案——青夏教育精英家教网—

题目内容

【题目】The three layers of skin act as a barrier against diseases, poisons and the sun's (射线).

【答案】rays
【解析】rays.考查名词。句意：皮肤的三层是抵抗疾病、毒物和太阳射线的屏障。“射线”是可数名词要用复数，故填rays.

练习册系列答案

上海中考总动员系列答案

—— ________! I’m sure you ‘ll make it.

A. Go ahead B. Good luck

C. No problem D. Cheer up

—Probably, she _______ for a pay rise, but was turned down.

A. has held out B. has been holding out

C. held out D. holds out

A. to do; doing B. do;do

C. done;doing D. to do; to do

A. is B. have been

C. has been D. will be

A. has left; comes B. left; had come

C. had left; came D. had left; would come

—No. It had left the stop _________ I got there.

A. in the timeB. at the time

C. by the timeD. during the time

试题分类