_____the house Mr.Li has been broken into ?
| A．When was it that | B．When has | C．Has | D．had |
________ to work overtime that evening, I missed a wonderful film.
| A．To be asked | B．To ask | C．Having asked | D．Having been asked |
Recently we have seen the film The Flowers of War, _______ are used in some restaurants to attract consumers.
| A．whose the figures | B．of which the figures |
| C．the figures of whom | D．the figures of whose |
______ we go to work every day is obvious, that is, for life.
| A．How | B．What | C．Why | D．When |
---I’m thinking of losing weight these days.
----Oh, you ______ be out of mind. You’re 50 kilograms at the most!
| A．must | B．will | C．will | D．may |
The research mainly deals with the difficulty the students have ______ their attention pm their study all the time.
| A．to focus | B．to be focused | C．focusing | D．focused |