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【简答题】
土壤母质的地球化学类型有哪些?
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皮皮学刷刷变学霸
举一反三
【单选题】( ) 4、Tom has _______ friends here, so he often stays at home.
A.
a few
B.
few
C.
a little
D.
little
【单选题】联通公司的GSM双频网是指( )。
A.
800MHz和1800MHz
B.
900MHz和1900MHz
C.
900MHz和1800MHz
D.
800MHz和1900MHz
【简答题】阅读理解。 Tom has just received four invitations(邀请)from four different friends. Here are his replies(答复)to them. Jim, I can't meet you at 6 p. m. because I won't finish work until 5:45, What about6:30? I...
【简答题】1.Tom is new here. So he has _____
friends.A. a little( 一些；修饰不可数名词 ) B. little （几乎没有，修饰不可数名词） C. a few ( 一些；修饰可数名词 ) D. few （几乎没有，修饰可数名词）
【简答题】Alice is an American girl. She has two good friends. One is Tom, the other is Jim. They come from the same country. They are studying in Beijing now. They are at the same school-- No.2 Middle School. ...
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