____ total of 3,650 children were diagnosed as being sick after drinking baby milk with______ chemical melamine.( 三聚氰胺)
A The, ∕ B A, ∕ C A,a D The, a
—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 |