下列关于物质跨膜运输的叙述，错误的是（）。

单项选择题A:(). B:So you’re going to do it

A．This tour is the chance of lifetime.
B．It goes all over North America and South America.
C．It looks like you’re dreaming about something.
D．You’ll have to quit school and your job at the store.
E．My agent wants me to go on a tour with Are’s Jazz Band.
F．Have you told anyone about this yet
G．It would be a great opportunityl

单项选择题A:Would you sign the register please, sirB: Sure. (), does my room have a private bathA:Certainly. Every room in this hotel has a private bath.

A．Thank you
B．It’s my pleasure
C．By the way
D．No, of course not
E．Never mind