上午遇到老师和同学时,应说:______________________.A. Hello B. Good afternoon C. Good morning.
_______ the help of my teacher, I worked out the problem in the end.
The little boy often makes his mother _____him _____.
——would you like somewhere__________? ——No, thanks. I have a big room ________.
What action should they _____________such a thing happen again?
----I’ll go to Beijing for a holiday next Monday. ----- Great! _________________!