55．Hello．Could I speak to Tom，Please?

　 　　　　　 Hello．_________ __________Tom，Please?(同义句)

54．That would __________ _________ ________ __________(花费很长时间)

53．My bike is _________(break)．It needs__________ (repair)

52．We all think this kind of animals are ___________(danger)

51．It _________(take)me two hours ___________(finish)my homework last night．

50．Our monitor asked us_________(not tell)the thing to our teacher．

49．We should try our best __________(stop)pollution．　

How to coiled stamps

　　　 Do you want to collect stamps? Do you know where to start? Just f_______(41)the following steps：

　　 Step l What do you like?

　　 C___________(42)stamps is similar(类似的)to your other interests．Make a 1________(43)of you hobbies and then see what stamps you can collect．

　 　　 Step 2 Where to get your stamps?

　 　　 For starters，if you tell all your friends and family you’re starting a collection and ask them to s__________(44)all their used stamps．Soon you’11 have stamps from people’s holidays and from relatives(亲戚)living in d_________(45)places．

　 　　 Step 3 1ook after your stamps·

　 　　 Keep your stamps in a box or somewhere else．Make s_______(46)that you won’t lose them．As your collection gets bigger，you’ll need to put your stamps into an album to k________(47)them safe and dry．

　 　　 Step 4 Join a club．

　 　　 There are hundreds of stamp clubs across the country that call give you h_______(48) and advidce．