1.Now considered an art from. quilt-making originated as a means of fashioning bed covers from bits of fabric that other wise-----.
a. not use
b. were no use
c. had no use
d. it was not used
大案是c,我记得习惯用法好像是c, 但是从这句话看从句的时态可以与主句不一致吗?
b: --> were of no use
主从句时态一致，都是过去时。
2. United States tennis championship Pancho Gonzales gained international acclaim for his strong serve.
大案是a ,不知道为什么错呢?
a --> champion
3. Linseed oil is used as a drying oil in paints and varnishes and as making linoleum, oilcloth, and certain inks.
大案是c, 那个as不是应该和and之前的东西构成并列结构吗?
c: --> in in... and in...
4. ------ and appropriate, anthropoloqists use the methods of the other social sciences to discover statistical patterns.
a That are possible
b. It is possible to
c. Possible
d. Where possible
大案是d ,为什么可以用where 引导啊? 状语从句 | 
