—Do you spend a lot of time computer?
—No, but I spend much time doing my homework.
A.on; in | B.in; on |
C.on; on | D.in; in |
—Do you spend a lot of time computer?
—No, but I spend much time doing my homework.
A.on; in | B.in; on |
C.on; on | D.in; in |