用所给词的适当形式填空（20分） 小题1:She is old enough to look after __________(she). 小题2:Mr Black is very angry, because the students are playing ____(noise ) in the classroom. 小题3:He is ________(thin) of the twins. 小题4:The ________(40) student is a top student. 小题5:The ________(high) of the big man is a secret. 小题6:I have a good online friend __________(call) Jack. 小题7:You should spend as much time as you can ______(practice) English. 小题8:Our teacher told us that light __________(travel) faster than sound. 小题9:Maybe the photos of the pets are those __________(visit). 小题10:Rose, ______(not play) football in the street. 小题11:Mary looks ________(happy) today because she hasn’t passed the exam. 小题12:I think Olympic Games is one of ________(exciting) events in the world. 小题13:__________(luck) , no one lost his way in the hiking. 小题14:I want to go to some places of ____________(interesting) in South China. 小题15:What about __________(ski) with me this Sunday afternoon. 小题16:Why not _______(go) out for a walk after lunch? 小题17:She met a friend of ____(she) on her way home. 小题18:Mr Wang often tells us _________(not stay) out too late. 小题19:The boy is ___________(music). He likes singing and dancing. 小题20:Last week, they had a good time_________(climb) the West Hill.