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问题 选择题

My life ____ a lot in the last few years. [ ]

A. change

B. changed

C. has changed

答案

答案：C

连词成句

连词成句。

l. at     I    get       up     6:00     usually   (.) 

                                                                       

2. eat     dinner     at     in      the     evening      we      6:30     (.)  

                                                                                              

3. do    do    you      what       the       on       weekend      (?)   

                                                                                         

4. go     school       to       when       do       you      (?)  

                                                                                  

5. let's       hiking        go    (.)

                                                      
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单项选择题

根据马克思地租理论，土地价格存在的根源是()。

A.垄断地租

B.级差地租

C.绝对地租

D.农业地租
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