It is the respect for universal rights, our respect for different cultures, and our _________ to international laws that guide China's openness to other countries.
After the long journey ,the three of them went back home,______.
I wonder if your brother will go to the party. If he does, so ______mine.
.All the students were listening carefully, with their eyes _____on the teacher.
-----______you received the news ?------Last night .
My parents have promised to come to see me before I ____for Africa.