根据所给汉语意思,完成下列句子。每空一词,注意正确形式。 小题1:我送一些礼物回报他的帮助。 I gave Lao Li some gifts ___________ _________ for his kind help. 小题2:美国曾经一度和伊拉克交战。 There was a time _______ the U.S.A. was _____war with Iraq. 小题3:我对你们所说的“古代城堡”感兴趣。 I am interested in _______ you call “______ Castle”. 小题4:我们班长受到大家高度评价。 Our monitor is ________ ________ of by all of us. 小题5:众所周知,吸烟对健康有害。 _______ is known, smoking _______ great harm to our health.