答案：3翻译：我四处查看但是没有发现任何人.解析：look at 看 ,look for 寻找,look in 向里看 ,三个都是及物动词词组,后面需要接名词,代词动名词等作宾语,但是问题中没有宾语,所以排除 1,2,4look around 到处查看,...Little Tom pointed () the clock and cried,"look!It's 8:35 and I am late!"1.in 2.at 3.out 4.on She doesn't like the two big chairs--they are().1.nice 2.comfortable 3.uncomfortable 4.friendly () took me three hours () my homework last night.1.I;to finish 2.It;to finish3.This ;to finish4.It;finishLittle Tom pointed () the clock and cried,"look!It's 8:35 and I am late!"1.in 2.at 3.out 4.on答案：2解析：固定词组 point at ，指向，指着翻译：小汤姆指着时钟哭着，看8:35了 我迟到了She doesn't like the two big chairs--they are().1.nice 2.comfortable 3.uncomfortable 4.friendly答案：3解析：1 好的2 舒服的 3 不舒服的 4有好的翻译：她不喜欢这两个椅子，他们不舒服。根据句意，3最合适。() took me three hours () my homework last night.1.I;to finish2.It;to finish3.This ;to finish4.It;finish答案：2解析：固定句型 【it takes/took sb some time to do sth.】翻译为：做某事花费某人多少时间。翻译：昨晚上做作业花费了我三个小时