她對(duì)環(huán)境問題深感擔(dān)憂。

　　She cares deeply about environmental issues.

　　我們剛到，問題就來(lái)了。

　　Hardly had we arrived than the problems started.

　　移民問題不在爭(zhēng)論之列。

　　The problems of immigration were not the question at issue.

　　我經(jīng)常思考這個(gè)問題。

　　I have often thought about this problem.