A.into | B.on | C.at |
A.yesterday | B.Monday | C.tomorrow |
A.I don’t think so. | B.OK. | C.Bye. |
A.Let’s go on a picnic at the foot of the mountain. | B.Let’s go on a picnic at the park. |
C.Shall we climb the mountain this weekend? |
A.Are you busy tomorrow? | B.What are you going to do tomorrow? |
C.Are you free tomorrow? |
A.What shall we take? | B.When shall we meet? | C.What shall we do? |