What traditional customs do you know about our Dragon-boat Festival ？

What's the relationship between the speakers？

A．Husband and wife.

B．Ticket assistant and customer.

C．Friends.

What's the relationship between the speakers？

A．Husband and wife.

B．Ticket assistant and customer.

C．Friends.

A solution is 0.010mol·L^-1in both Cu²⁺and Cd²⁺. What percentage of Cd²⁺remains in the solution when 99.9% of the Cu²⁺has been precipitated as CuS by adding sulfide？

What is the worst thing about the job of a sales representative？

A．He must see a lot of customers.

B．He has to do a lot of research.

C．He has to be away from home a lot.

D．None of the above.

I bet that Mike wished you had told him that earlier.

A. We should also find what the customers keep in their minds.

B. So be careful with our job.

C. Well,Mike isn’t a fool,he won’t do that again.

A、Traditional ads

B、Modern ads

C、Future ads

D、Public service ads

A.Turkey

B.Apple pie

C.Kings' Pie

D.pancake