You’d better not smoke here, ________?
| A．will you | B．shall you | C．have you | D．had you |
They _____ on the program for almost one week before I joined them and now we ____ on it as no good results have come out so far.
| A．had been working ;are still working |
| B．had worked ;were still working |
| C．have been working ;have worked |
| D．have worked ;are still working |
____ how others react to the book you have just read creates an added pleasure.
| A．Hearing | B．Hear |
| C．Having heard | D．To be hearing |
The driver was at ____ loss when ______ word came that he was forbidden to drive for speeding.
| A．a; the | B．; / |
| C．the ; the | D．a ; / |
The students got out of the classroom_______ the class is over.
| A．immediately | B． until |
| C．unless | D．that |
John, I_______ if you could lend me some money until I get paid.
| A．wondered | B．wonder |
| C．was wondering | D．am wondering |