生物圈的构成是[ ]
A.动物和植物
B.海洋和原野
C.生物及其生存环境
D.地球及陆生生物
答案:C
单词拼写,根据首字母完成单词。
I. The books are in the d_____.
2. —What's' that on the t_____.
—It's a computer.
3. My t_____ number is 898--42488
4. Here is a p_____ of my family
5. —Is this your m_____ book?
—No, it's my English book.
偿债备付率是指项目在借款偿还期内各年( )的比值。
A.可用于还本付息的资金与当期应还本付息金额
B.可用于还款的利润与当期应还本付息金额
C.可用于还本付息的资金与全部应还本付息金额
D.可用于还款的利润与全部应还本付息金额