We should be strict _____ ourselves ____ our work.
In those days, few people liked dancing,_____?
-- Is the Nanjing Bridge open to the public yet?---Yes. It ____ for almost one and a half months .
Jim gave up _____ Chinese. He thought it was too hard.
-Could you tell me ______?-Yes. To take back my dictionary.
I gave her _____ address and she gave me ______.