How long have you ____________ your new bike? —For nearly two months.

. There are so many kinds of tape-recorders on sale that I can’t make up my mind ____to buy.

Her aunt is very busy. She works _____. [ ]

Lillian said memorizing the words of pop songs helped _________.

If you can’t decide which of the two novels to borrow, why don’t you take_____? —- I won’t read them this month.