_______ is it _______ he talked about at the meeting?
______ with a moon rover(月球车) called “Yutu” (Jade Rabbit) , Chang'e-3 successfully landed on the moon.
All their attempts to rescue the child from the burning building were _____, and he died soon.
Be careful when you cross this busy street. _____, you may get run over by a car.
Smoking is so harmful to people’s health that it kills __________ people each year than automobile accidents.
I’ll come to pay a visit to you if _______ this weekend.