None of us had the final say in this matter, and therefore it was recommended that we waited for the authorities.
A. None of
B. the final say
C. therefore
D. waited

Of the two coats, I"d choose the cheapest one to spare some money for a hook.
A. Of
B. I"d choose
C. the cheapest
D. for

A container weighs more after air is put in , it proves that air has weight.
A. A
B. weighs
C. is put in
D. it

After her two-week vacation was over , Dorothy regretted to spend so much money for so little pleasure .
A. After
B. was over
C. to spend
D. so little pleasure

For married mothers, the time spend on child care increased to an average of 12.9 hours a week in 2009.
A. For
B. spend
C. increased
D. an average

Who has eyes can see what great achievements we have made since 1978.
A. Who
B. has eyes
C. what great achievements
D. have made

We solved the problem by using a computer rather than to do it all by hand .
A. by using
B. rather
C. to do
D. by hand

Many parents feel they need to keep a closer eye to their children because of concerns about crime and school violence.
A. need to
B. to
C. because of
D. about

How and why this language has survived for more than a thousand years, while spoke by very few, is hard to explain .
A. How and
B. has
C. spoke
D. to explain

I invited Joe and Linda as well as Tom to dinner , but neither of them came.
A. invited
B. as well as
C. to dinner
D. neither