The limits of a person’s intelligence, generally speaking, are fixed at birth, but ________he reaches these limits will depend on his environment.
| A．where | B．whether | C．that | D．why |
Our manager goes to work ___.
| A．in car | B．on car | C．by a car | D．in a car |
This is ___ very dictionary I want to buy.
| A．the | B．a | C．an | D．/ |
He has got used to sleeping in ___ daytime and working at ___ night.
A. /….the B the…./ C.the…the D.the….a
Write ___ “s” here and write ____ “h” there, please.
| A．a….a | B．an….a | C．a…an | D．an…..an |
They stole the goods in the store and were put ____.
| A．in a prison | B．in prison | C．at prison | D．in the prison |