The radio set __ _ last week has been out of order.
| A．I bought | B．I bought it | C．which I bought it | D．what I bought |
Not until I came home last night _____to bed.
| A．Mum did go | B．did Mum go | C．went Mum | D．Mum went |
_____twice, the postman refused to deliver our letters unless we chained our dog.
| A．Being bitten | B．Bitten | C．Having bitten | D．To be bitten |
She had just finished her homework _____her mother asked her to practice playing the piano yesterday.
| A．when | B．while | C．after | D．since |
Do you dress differently because of_____you see in ad or buy things you might not_____buy?
| A．which, otherwise | B．that, therefore | C．who, moreover | D．what, otherwise |
The school ______Elias studied for only two years was three miles away.
| A．where | B．that | C．on which | D．which |