There are too many kinds of shoes here,I can't decide _____.
to buy which pair
which pair to buy
which pair buying
buy which pair
—Vera，who's your idol？
—The great Chinese writers _____ Mo Yan and Cao Wenxuan.
such as
so far
in fact
all in all
Ben didn't sleep well last night,for the heavy rain beat heavily _____ the windows.
to
for
against
of