—Guess what! I have got A for my term paper.—Great! You ______ read widely and put a lot of work into it.
| A．must | B．should | C．must have | D．should have |
Please remainuntil the plane has come to a complete stop.
| A． | to seat | B． | to be seated | C． | seating | D． | seated |
It’s the sort of work that ____ a high level of concentration.
| A．calls for | B．makes up | C．lies in | D．stands for |
worries me the way he keeps changing his mind.
| A． | This | B． | That | C． | What | D． | It |
–Have you been wasting time on computer games again?
-- _______. I’ve been studying a lot and I need a break.
| A．No way | B．Not really | C．I don’t agree | D．I couldn’t agree more |
Could I speak to ____ is in charge of International Sales, please?
| A．anyone | B．someone | C．whoever | D．no matter who |