. I want to be very careful to talk only about ____ we've formally tested.
| A．which | B．that | C．what | D．whether |
There is no________ that students will listen attentively in class, if they are _____ The World Cup in South Africa at night
| A．probability ; accustomed to | B．possibility ; addicted to |
| C．need ; drunk with | D．chance ; familiar with |
-----Do you have a minute? I’ve got something to tell you.
-----OK, _________you make it short. You see the match between Argentina and Korea is on and I won’t miss every wonderful moment.
| A．so long as | B．now that | C．if only | D．every time |
I will lose _________ before an examination because of much worry.
| A．heart | B．appetite | C．favor | D．appeal |
—Do you think it’s going to rain over the weekend?
—______. We’re planning to go on a picnic.
| A．I think so | B．I believe not | C．I don’t think so | D．I hope not |
So although Fleming discovered penicillin, it was over a decade ___________someone else turned penicillin into the great drug of the 20th century.
| A．when | B．that | C．before | D．unless |