It was by making great efforts_______she caught up with other students.
| A．how | B．when | C．what | D．that |
The teachers were discussing the research project that they would like to see _____ in the coming holiday.
| A．complete | B．completes | C．completing | D．to complete |
. --- It’s the office! So you ______ know smoking is not allowed here.
--- Oh, sorry.
| A．must | B．will | C．may | D．need |
On the day I was to take the driving test, so ______ was I that I could not understand what I was
| A．nervous | B．anxious | C．upset | D．shy |
The house rent is expensive. I’ve got about half the space I had at home but I’m paying _____ here.
| A．as much three times | B．three times as much |
| C．much as three times | D．twice times much |
He ______ his paper to see if there are any obvious mistakes.
| A．looked into | B．looked up | C．looked around | D．looked through |