—I’m sorry I went out for a smoke. I was so tired. — There’s no for this while you are at work.
The policeman asked the child ________ cross the street ________ the traffic lights turned green.
— I have great _______in finishing the work by myself. Could you help me? — No problem.
-How well she sings! -Yes, she has a very sweet __________.
He found very difficultthe math problem.
My sister has learnt English _________.