-Have you ever been to Shanghai?-Yes. I ______ there with my father last year. A. went B. have been C. have gone
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 _________.