We are in close contact with l
ocal authorities and it is a situation __________ we will keep a very close eye on.
A. where B. when C. which D what
—Has the boy got his bicycle now?
—Yes, the police gave .
| A．him to him | B．it to it | C．it to him | D．him to it |
raining hard for 3 hours without stopping.
| A．It is | B．It was | C．It has been | D．It had been |
—My home is in that tall building over there.
— ?
| A．Can it see | B．Can see it | C．Can be seen it | D．Can it be seen |
.—It is raining cats and dogs.
— ..
| A．So it is | B．So is it | C．Neither it is | D．Neither is it |
Someone is at the door, who is ?
| A．this | B．that | C．it | D．he |