The ability to store knowledge makes computers different from every other machine _____ invented.
| A．ever | B．thus | C．yet | D．as |
To be qualified for the job, _____．
| A．one needs to have profound knowledge |
| B．profound knowledge is important |
| C．profound knowledge is a must |
| D．it is required that one has profound knowledge |
--- Did you pack him some food?
--- Yes, ____he wouldn’t get hungry．
| A．as soon as | B．as a result | C．so that | D．in case |
I still remember ____ it was, he told me, ____ I could solve this kind of problems．
| A．what ;that | B．how; that | C．what, what | D．when, who |
____at the front ____some VIPs from the company．
| A．Seating; was | B．Seated; were | C．Sitting; was | D．Sat; were |
The three nations were wise enough not ____the agreement until they could discuss it further．
| A．to sign | B．signing | C．having signed | D．to have signed |