The study shows that teenagers don't want to ______.
A. share family responsibility
B. cause trouble in their families
C. go boating with their family
D. make family decisions
查看答案
When was the hammock invented and by whom？
A. The Indians had invented the hammock long before they came to South America.
B. The Indians had invented the hammock long before the Europeans came to South America.
C. The Europeans invented the hammock after they made acquaintance with the Indians.
D. The Europeans had invented the hammock before they went to South America.
What is the passage mainly about？
A. Negotiation in family.
B. Education in family.
C. Harmony in family.
D. Teenage trouble in family.
—I regret ______ you John has been fired. —I can hardly believe my ears. He's such a fine
A. telling
B. having told
C. to tell
D. to have told
I'm certain David's told you his business troubles. ______ , it's no secret that he owes a
A. However
B. Anyway
C. Therefore
D. Though
微信支付 
支付宝支付