A.tightly | B.quickly | C.slowly | D.slightly |
A.pays attention to |
B.pay attention to |
C.paid attention to |
D.paying attention to |
A.at; on | B.in; in | C.in; at | D.at; in |
A.on; at | B.on; in | C.at; in | D.at; on |
A.use |
B.bring |
C.take |
D.send |
A.doesn't need to | B.needs | C.need to | D.needs to |