—Chinese people are worried about the food they eat these days.—Yes, the food safety is a serious in our country. We should try to solve it.
We all know that Changjiang River is longer than ___________ in America.
These photos__________ me____________ the old days when I was young.
I hope my advice will be __________ some __________ to you.
Sam is a little weak in English and he has _______________ what the teacher says in class.
What_____________ you offered me! Now I can both do sports and finish my homework.