小题1:The boy was tired, so I _______(送) him to bed.

小题2:I think the seats in People’s Theatre are very __________(舒服).

小题3:My daughter is looking forward to __________(收到) letters from her friends.

小题4:He is still sad though his pet dog has been _________(死) for five years.

小题5:You have to be _________(耐心) if you are waiting at the end of a long queue.

小题6:Mary didn’t _________(出现) at the meeting until 10 o’clock.

如果+3吨表示运入仓库的大米吨数，那么运出5吨大米表示为[ ]

A．﹣5吨

B．+5吨

C．﹣3吨

D．+3吨