It is well known that nature has provided Shangri-la(香格里拉) with endless natural treasures, making the land happy home for the local people．
| A．the；不填 | B．the；a | C．不填；a | D．a；a |
-- Could you tell me how long ______ the book? --Three days.
A.I can keepB. can I borrow C. can I keep
Do you notice the man ______ is sitting under the tree? He is our new teacher.
A. thatB. who C. whom
He swam in the river this summer. ________
A. So did he. B. So she did. C. So did she
Let’s go swimming to relax ourselves, _______?
A. do we B. will you C. shall we
Mother said to Joe, “ You should remember ______ play football on the street.”
A. don’t B. not to C. don’t to