Dongdong, ____ car isthat—It’s ____.

When changing lanes,a driver should use his turningsignal to let other drivers know ________.[ ]

mmer Palace is really beautiful. In fact, Idoubt whether China has _________ park.

The decision _____ giving lessons during vacations and weekends should be banned is ____ the Education Department of Anhui Province has made.

Why is the famous althlete absent from the game?—He has been________to take part in competitions for a year because of taking drags.