Though they don't live in the same city now，he manages to be informed________how Tony is getting along.
| A．at one time |
| B．for a time |
| C．at no time |
| D．from time to time |
He tried his best, but he couldn’t ________ the college entrance exams last year.
| A．get through | B．get over | C．get up | D．get away |
Because of my poor English I’m afraid I can’t make myself ____．
| A．understand | B．to understand | C．understanding | D．understood |
I really appreciate that your help is of great _________.
| A．useful | B．value | C．important | D．worth |
He insisted that we ________ rest until we finish the work.
| A．not | B．don’t | C．can’t | D．should |
He was _______ to find that it was almost impos
sible to undertake the task.
| A．cast off | B．cast out | C．cast away | D．cast down |