Keep on trying even when you are in trouble, ________?

Where are Tom and Mary–____ Tom _____ Mary is busy with theirhomework. You’d better play with.

Fran,_______ yourself heard ,you’d better speak loudly.—OK. Mr. Ling.

university with a good degree in EnglishLiterature, but no _________ of what I wanted to do

Do you allow your son to go to any Internet café on holidays?—not !