精英家教网 > 高中英语 > 题目详情
They prepared man­made rubber as a substitute________ the natural rubber that they could no longer obtain.
for 
句意:他们用人造橡胶替代无法再获取的天然橡胶。substitute“代替品”后接for,与句意相符。
练习册系列答案
相关习题

科目:高中英语 来源:不详 题型:单选题


On this happy occasion, I'd like to say that we are _____ much obliged to you for your kind cooperation.
A.even so B.ever so C.as yet D.so far

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

It took a great deal of courage to admit that all their efforts had been ________.
A.in dangerB.in vain
C.in returnD.in turn

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

Jane is in a hurry because the train to the airport leaves _______ half an hour.
A.byB.in
C.forD.until

查看答案和解析>>

科目:高中英语 来源:不详 题型:完形填空

________(regard) of what they say about me, I'm going to continue my work.

查看答案和解析>>

科目:高中英语 来源:不详 题型:完形填空

There I saw ten children ________ all, two of whom were from Class 3.

查看答案和解析>>

科目:高中英语 来源:不详 题型:完形填空

We were all anxious________ the fate of the missing airman.

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

It saves time in the kitchen to have things you use a lot________easy reach.
A.near B.upon
C.withinD.around

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

She’s got the job because she has the advantage _______ others of knowing many languages.
A.over B.above C.against D.beyond

查看答案和解析>>

同步练习册答案