【单选题】来源于菊科植物,药用部位为未开放头状花序的是
【单选题】The clay has already come when people needn't carry bank notes, coins, or even a cheque book any longer because of the use of computers.
【简答题】__________ visitors come here each day to search for ancient coins.
【简答题】A.Coins, stamps and sports. B.Coins, sports and postcards. C.Coins, stamps and postcards. D.Stamps, sports and postcards.
【简答题】-- Has your former classmate come back from America? -- Yes, he _________ there for eight years.
【单选题】Come and visit me whenever _______.
B.
you will be convenient
C.
it is convenient for you
D.
it will be convenient for you
【单选题】药用部位为菊科未开放的头状花序的药材是( )
【单选题】___________ visitors come here each day to search for ancient coins.