She looks sad. Could you please tell me ____ that prevents her from being as happy as before?
| A．what it is | B．it is what | C．how it is | D．it is how |
—I did very well in the English exam last week.
—I did ______. I got a full mark.
| A．no better | B．not better | C．no worse | D．even worse |
I need to call my friend David ______ coat I walked off by mistake yesterday.
| A．in whose | B．in that | C．with which | D．with her |
My suggestion is that Tom ______ there on time.
| A．is | B．be | C．will be | D．has been |
We’ve had a good start, but next, more work needs _____to achieve the final success.
| A．being done | B．do | C．to be done | D．to do |
The lady ________ have done something wrong, because she is looking guilty.
| A．would | B．should | C．can | D．must |