17．－I didn’t pass the English exam.－Work hard, _______you’ll succeed

These changes may cost quite a lot, _____ they will save us money in the long run

Excuse me, haven’t you learned the new lawEveryone in a car must wear theseat belt.– Sorry, we won’t do that again.

I don’t know what to buy for my grandmother. Do you have any ______

Lack of money __________ her not continuing her studies.