The chemistry teacher demanded that the laboratory report _______ immediately after the experiment was done.
Jane won’t join us for dinner tonight and _____________.
—How do you know so much about what’s going on in the countries?—I’ve got a friend there who keeps me _______.
China Daily is _________ a newspaper. It helps greatly to improve our English.
I don’t know the reason _______ you were absent from the meeting, and I am not sure whether someone will tell me the reason _______you haven’t told me.
Don’t talk about such things ______you are not sure of, ______ is what you should keep in mind.