I couldn't get through the door because there was a big box ______. A. by the way B. on the way C. in the way
_______ lovely day! Let’s go for a walk.
I want to go ________ for my winter vacation.
Which sign tells us it is important to plant more trees?
— Can you stay here longer? —_______.But I have to prepare for my exam.
______people came to Baotu Spring during May 1st