You were silly __________ your car, otherwise it wouldn’t have been stolen.
| A．not locking | B．to not lock | C．not having locked | D．not to lock |
The father along with his children ______ solving word puzzles.
| A．are like | B．is like | C．like | D．likes |
______it is to jump into a pool or go swimming in the sea when you visit Hawaii!
| A．What fun | B． What a fun | C． How fun | D．How a fun |
_______ the rain falling so hard, it becomes more and more difficult to carry on the rescue work.
| A．Since | B．As | C．With | D．For |
Chinese President visited AIDS patients in Beijing's Ditan Hospital on the World AIDS Day, ________ was on Dec.1,2010, and ______ theme was to give all the AIDS patients medical care.
| A．which; whose | B．which; of which | C．when; whose | D．on which, its |
We had wanted to finish our task by noon, but it didn’t quite _____________ as planned.
| A．find out | B．give out | C．hand out | D．work out |