The _____look on Sam’s face suggested that there must have been something _____ on his way to school.
The "Chinese Dream" is ____ dream to improve people's well-being and ____ dream of harmony, peace and development.
Why didn’t Jim come to school this morning? ---Because there was _______ with his legs.
There is some doubt_______ he can win the first prize.
It is _____ that the Chinese ping-pong team will win the prize.
Could you tell me__________________?