It’s pity that some children prefer to eat junk food ________ it’s not good for their health.

My 15-day-old brother is not _______ to drink water by himself.

Tom, I’m afraid that I can’t catch up with you.—_____.You are sure to make it.

We had planned to finish the work before dark, but the heavy rain _____ us _____．

There are altogether fifty-four students in our class, _____ is a new comer from a faraway mountain village.