---______are these apples?---Twelve yuan a kilo.A. How much B. How many C. How heavy
Simon felt ______ because he won the first prize in the writing competition.
We have never seen __ _ film before. It's very interesting.
ORBIS uses a flying eye hospital______________ poor countries, right?
Tom ______ go to bed late, but now he _______ to bed early.
I think _____________ necessary to do some morning exercises every day.