exciting sport it is to climb the mountains!
–Do we have to talk with Jack about that matter?–Yes, I think we __________.
Daisy has been learning Putonghua __________ the age of five.
– Are you crazy about listening to __________ music?–Yes, it’s my favorite.
The underlined part in the word “computer” is pronounced as_______
—Jack won the first place in the writing competition.—_______. He had prepared for it for a long time.