_______, or you’ll fail the exam.A. Studying hard B. Study hard C. To study hard
Those boys _________ English at the English corner now.
----What do you think of the weather in Nanjing?----It’s warmer than________ in Beijing.
China is one of________ in the world.
Funny jokes can always make us _____ when we are sad.
He always looks . Now he's looking at his new drawing.