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.