下面哪种动物是国宝?A. cat B. mouse C.panda
do you usually go to school? ——At seven。 A. What B. How C. What time
Sheher homework at home。 A. doesn't B. doesn't do C. isn’t do
Ann is very happy___ with her father. A. to go B. goes C. go to
He usually goes home____ bike. A. by B. by a C. With
There are ____ clouds in the sky. A. not a B. no C. not