________ Dongtai you see today is _______ different city from what it used to be.
The students like to go ________ a trip________ spring.
Mum, where did you put my new sports shoes?–Oh, I put them in a box. And ________ box is under your desk.
David,is that man your Chinese teacher?—It___________ be him.He’s having a meeting.
There are _____ months in a year._____ month is December.