THERE ARE SO MANY KINDS OF RADIOS ON SALE THAT I CAN’T DECIDE_____...
18. There are so many kinds of radios on sale that I can’t decide________ .
a. what to buy
b. to buy what
c. which to buy
d. to buy which
18. There are so many kinds of radios on sale that I can’t decide________ .
a. what to buy
b. to buy what
c. which to buy
d. to buy which