我经常告诉父母别再为我担心，我已经长大了。
I often ________________because I’ve already grown up.
我觉得他们不会放弃当志愿者的机会。
________________they will __________the chance of being volunteers.
请在课前把书准备好。
Please _______________ before class.
我们高兴的是越来越多的博物馆向公众免费开放了。
________________ more and more museums are open to the public for free.
我们要尽可能多读好书，因为好书能给我们知识，还有助于我们更好地了解世界。
We need to read ________ the world better.
他总是随身带着笔，以便有重要的事情就记下来。
He always ________ so that he can write down the important things.
