— Can you see the ______? — Sorry, I can’t see them.
—You should be careful when _______.—Yes, I will. I’d like to know when ________ to have a rest.
—How do you like the film Titanic?—I must say it’s _______ film I _______.
I never doubt ______.
China ______ the WTO for more than 10 years, and it has brought great changes to it.
He was a stranger in this town, so the local people didn’t know _______.