A.catch | B.catching | C.to catch |
A.on | B.in | C.at |
A.of | B.off | C.on |
A.wastes | B.wasting | C.waste |
A.Does | B.May | C.How |
A.Keep quiet! |
B.Watch your step! |
C.No spitting! |
D.No littering! |
E.Don't waste food! |
A.OK. 2.Hello, Amy. | B.Yes, Miss Li 3.Where are you? | C.Sorry, Mum. 4.Don't litter, Ted! It's bad. | D.Hi, Sarah. 5.Please close the door. | E.I'm in the park. |