问题描述：
求解答11秋《大学英语》（一）第二次作业
There was nobody____ when we came round the corner.
选项:
a、out of sight
b、 at sight
c、 by sight
d、 in sight
The house isn't big enough for a family of four,and ___,the price is not reasonable.
选项:
a、even though
b、furthermore
c、 therefore
d、however
Researchers discovered that plants infected with a virus give off a gas that ___ disease resistance in neighboring plants.
选项:
a、contracts
b、acitvates
c、maintains
d、prescribe
I’d go with you on the trip,but I ___ no time.
选项:
a、have
b、 had
c、 have had
d、had had
Doing all the housework ___ my mother at least three hours a day.
选项:
a、spends
b、affords
c、occupies
d、spares
There was nobody____ when we came round the corner.
选项:
a、out of sight
b、 at sight
c、 by sight
d、 in sight
The house isn't big enough for a family of four,and ___,the price is not reasonable.
选项:
a、even though
b、furthermore
c、 therefore
d、however
Researchers discovered that plants infected with a virus give off a gas that ___ disease resistance in neighboring plants.
选项:
a、contracts
b、acitvates
c、maintains
d、prescribe
I’d go with you on the trip,but I ___ no time.
选项:
a、have
b、 had
c、 have had
d、had had
Doing all the housework ___ my mother at least three hours a day.
选项:
a、spends
b、affords
c、occupies
d、spares
问题解答：
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