Let Paul _____ those boys, please.

He often dreams of going_____

I want to ___________ my grandmother something about my new friend on the phone, but she can’t__________ me very well.

What do you think of the report about the airpollution on TV last night?—I think the situation is so thatwe should take action to protect the environment.A．serious

The teacher used to stay up deep into the night ______, he made himself ill [ ]