Please draw a cat ________ a piece ________ paper. ( )
A.on;of | B.on;for | C.in;of |
Lingling stayed there ________ a week ________ July. ( )
A.for; in | B.of; in | C.for; at |
This bag is very heavy, it’s difficult ________ you to carry. ( )
A.of | B.for | C.about |