请教GWD13套3-Q10, Q11, Q34,Q39

Q10:

Antarctica receives more solar radiation
than does any other place on Earth, yet the temperatures are so cold and the
ice cap
            is reflective,
so that little polar ice melts during the summer; otherwise, the water
levels of the oceans would rise 250 feet and engulf
most of the world’s great cities.

1. is reflective, so that little polar ice melts during the summer;
        otherwise,
2. is so reflective that little of the polar ice melts during the
        summer; were it to do so,
3. so reflective that little polar ice melts during the summer, or
        else
4. reflective, so that little of the polar ice melts during the
        summer, or
5. reflects so that little of the polar ice melts during the
        summer; if it did

Q11:

Retailers reported moderate gains in their
November sales, as much because of their sales of a year earlier being so
bad as that shoppers were getting a head start on buying their holiday
gifts.

1. of their sales of a year earlier being so bad as that
2. of their sales a year earlier having been as bad as because
3. of their sales a year earlier being as bad as because
4. their sales a year earlier had been so bad as because
5. their sales of a year earlier were as bad as that

Q34:

Shoppers in sporting goods stores, unlike in
department stores, do very little impulse shopping, not buying a pair of skis
and a boomerang when they come in for a basketball, but they leave with a basketball
only.

1. in department stores, do very little impulse shopping, not
        buying a pair of skis and a boomerang when they come in for a basketball,
        but they leave with a basketball only
2. in department stores, shop impulsively very little; someone who
        comes in for a basketball will leave with a basketball only and not also
        buy a pair of skis and a boomerang as well
3. those in department stores, do very little impulse shopping, do
        not buy a pair of skis and a boomerang when they come in for a basketball,
        but leave with only a basketball
4. those in department stores, do very little impulse shopping;
        someone who comes in for a basketball will leave with a basketball only
        and not buy a pair of skis and a boomerang as well
5. department stores, shop impulsively very little; someone will
        not buy a pair of skis and a boomerang when they come in for a basketball
        but will leave with only a basketball

Q39:

Minivans carry as many as seven
passengers and, compared with most sport utility vehicles, cost less, get better gas mileage, allow passengers to get in and out more
easily, and have a smoother ride.

A.      Minivans carry as many as seven passengers and, compared with most
sport utility vehicles, cost less,

B.      Minivans, which carry as many as seven passengers, compared with
most sport utility vehicles, they cost less,

C.      Minivans carry as many as seven passengers, in comparison with most
sport utility vehicles, and have a lower cost, they

D.     Minivans, carrying as many as seven passengers, compared with most
sport utility vehicles, cost less,

E.      Minivans, which carry as many as seven passengers, compared with
most sport utility vehicles the cost is lower, and they

Q10,_and_ 对称。 were it to do so=otherwise, if not..

11, D

34,C needs "and" do very little impulse shopping, and do not buy a。。。。
    

39,carrying modify minivan.. 一个完整的断句用一个动词，如果用2个就要有连词

10 应该是were it not to do so

ls, get, allow是四个并列动词的第二三啊

39是平行结构:谓语动词的平行

Minivans, [carrying as many as seven passengers, compared with most sport utility vehicles,]
                cost less,
            get better gas mileage, allow passengers to get in and out more easily, and have a smoother ride.

平行结构保留最后一个and即可，或者每个都有and.