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 |
_____ in charge of two classes made Mrs．Li, head of Senior Grade 3, extremely tired．
| A．Leaving |
| B．Left |
| C．Being left |
| D．Having left |
Almost every teenager will experience a period in their life _____ they aren’t content with their parents．
| A．when | B．where | C．that | D．which |
Little did the teacher imagine that a student good at maths _____ have failed in the exam．
| A．might | B．should | C．need | D．would |
— I’ve never seen you so rude!
— I _____ something I shouldn’t have, but I didn’t mean that．
| A．have said | B．had said |
| C．did say | D．was saying |
Tom was sorry to learn that his grandfather _____ for half an hour when he got to the hospital．
| A．had died | B．had been dead |
| C．Died | D．has been dead |