It may be necessary to stop（）(每隔一定時間) in the learning process and go back to the difficult points in the lessons.

Mark often（）(試圖逃脫罰款) whenever he breaks traffic regulations.

Why didn’t you tell me you could me the money? I（）(本來不必從銀行借錢的）

Please don’t stand in the kitchen, you’re（）（擋路了）.

I should say Henry is （）(與其說是個作家不如說是) as a reporter.

Buying clothes（）(是一件很耗時的工作), because those clothes that a person likes are rarely the ones that fit him or her.

The ship’s generator broke down and the pumps（）(不得不用手工操作) instead of mechanically.

It’s time（）(采取措施) about the traffic problem downtown.

The manager would rather his daughter（）(不在一個辦公室內工作).

（）(信不信由你), his discovery has created a stir in scientific circles.