We________more than 1,600 words since we began to learn English.
He will come to understand your efforts sooner or later. It's just a matter of_______.
-Tommy, do you know if Frank_______ to the theatre with us this Sunday if it_______? -Sorry, I have no idea.
Encourage your children to try new things, but try not to_______ them too hard.
-Need the government of Philippines(菲律宾政府)say sorry to China? -Yes, they_______.Their behavior has deeply hurt Chinese people.
The education of_______ young is always_______ hot and serious topic.