—How tired I am! I can’t climb any further, Mom.—_________, Helen. You can do it!
you usually don’t have breakfast.i t’s not good________you.
—________fine day!Shall we go for a walk? —That sounds great!
The accident happened________a cold winter early morning.
—What time do you usually go to school? —I usually go to school________six o’clock. A.in B.at C.on
________do you usually go to bed?