—What a nice camera!—Yeah. It _______ Beijing.
—This physics problem is too difficult. Can you show me _______, George?—Sure.
_________our hometown is only a small one, the number of foreigners living and working here is growing fast.
--The film “Avatar”(阿凡达)_______ on the TV next month. --Really? I’m looking forward to it.
--Is this your e-book? ---No, ________ is on the teacher’s desk.
–Yao Ming isn’t ________ overnight success. --I agree with you.