It is hard for me to imagine what I would be doing today if I ________ in love, at the age of seven, with the Melinda Cox Library in my hometown.

We are lucky to be among the generation of people who have________and experienced the great social changes in our country.[ ]

With the door ___________ on, the thief’s heart __________ faster.

Can you _____ the meaning (意思) of the sign (标志)

_____ is no doubt _____ Jennifer will come to see me this weekend as usual.