Mr. Hilton’s new house is almost _____ the one he used to live in.
| A．the twice size of | B．as twice big as | C．bigger twice than | D．twice the size of |
——May I help you? You seem to be having some problems.
—— , thanks. I think I can manage.
| A．All right |
| B．No problem |
| C．It’all right |
| D．There’s no way |
--- Bill, can I get you anything to drink?
--- _______（2009 .江苏）
| A．You are welcome. |
| B．No problem. |
| C．I wouldn't mind a coffee. |
| D．Doesn't matter. |
—Hey, can I ask you a favor?
—Sure, _______
| A．here you are. |
| B．just as I thought. |
| C．how is it going? |
| D．what can I do for you? |
--- Shall we go for a drink at one o’clock this afternoon?
--- . Will two o’clock be OK?
| A．Sure, it’s up to you |
| B．Sure, no problem |
| C．Sorry, I can’t make it |
| D．Sorry, I’m not available today |
Scientists study ____ human brains work to make computers.
| A．when |
| B．how |
| C．that |
| D．whether |