—My robot has caught a virus and it has gone wrong. — .You’d better have it checked.
Every driver is _____ to obey the traffic rules.
China is a _____country, while Japan is a ______country.
—Would you like to have _____? —No, thank you. I’ve had enough.
—Is the schoolbag beautiful? —Yes, at _____ it’s _____ the one you bought for me.
—What do you think of Project Hope? —Great! It has made important contributions _____the education.