Lee has helped the local people sell their products since he returned to his hometown.（对划线部分提问）
__________has Lee helped the local people sell their products?
The middle school boy can tell traditional Chinese stories in English． （改为一般疑问句）
_____the middle school boy_____traditional Chinese stories in English？
—I think wearing seat belts is very important for road safety． —_________
A.That's all right． B.I'm sorry．
C.That's a good idea． D.I agree．
—________—It's a pleasure．
A.Don't worry about the task．
B.Thank you for showing me around．
C.Be careful when you travel．
D.You' d better go to the dentist's now．
Vivian will take her daughter to the amusement park________she gets the tickets．
A.if B.until C.although D.unless
Which club do you prefer to join，the chess club________the dancing club？
A.so B.but C.or D.for
