Former president of Singapore, Lee Kuan Yew, passed away Monday morning, Mar 23.

We’ve just moved into a bigger house and there’s a lot to do. Let’s _________ it.

_________do you go to school by bike —Only four times a week.

some people are motivated(激励)by a need for success, others are motivated by a fear of failure.

下列句子中加点的成语的使用，不恰当的一句是（ ）