用括号中所给动词的适当形式填空。

1.  Our dog_____ (take) care of by my sister while we were on holiday.

2.  —These bananas look different and they are sweet.

     —Right. They_____ (bring) here from Taiwan yesterday.

3. Computers    ___ (use) in business to place and cancel orders.

4. Tom was made    ___ (wash) his clothes by his mother.

5. Keys are used for_____ (open) locks.

08-32捣固车以80km/h运行时单机紧急制动距离为（）。

A、≤200m

B、≤400m

C、≤600m

D、≤800m