题目内容
用适当的介词或副词填空
I switch ________ when he starts talking about cars.
I haven't had time to look ________ your essay yet.
I can't afford to buy a ticket ________ the all-star concert which I know ________.
I was driving ________ the road ________ the time ________ the earthquake.
I know nothing ________ the young lady except that she is ________ Beijing.
I did want to a holiday abroad, but I’ve given ________ the idea．
