The Yellow river is the second ______ river in China.
A. long B. longer
C. longest D. the longest
Could you please give me _____ on English study?
A. some advices B. some advice
C. pieces of advices D. an advice
---What do you think of Tina?
---She works ____ than anyone else in my class.
A. harder B. hardest C. younger D. older
—_______is the population of Beijing ?
—Over ten million ,but I’m not sure .
A. How many B. How C. What D. How much
We should protect the earth because it’s home to _______animals .
A .million B. millions
C. million of D. millions of
It is difficult me _______ English well. But I’ll study harder.
A. to, learn B. for, learning
C. for, to learn D. to, to learn
