---We need a person very much to think up a creative idea.
--- ______ the new manager have a try?
| A．Shall | B．Must | C．Should | D．Need |
. _____thattheyhadmadeanimportantdiscoveryinscience.
| A．Littletheyrealized | B．Theyhadrealizedlittle |
| C．Littledidtheyrealize | D．Littlehadtheyrealized |
Come and see me whenever .
| A．you are convenient | B．you will be convenient |
| C．it is convenient for you | D．it will be convenient to you |
.That’s such a good radio _____ almost every one wants to buy ____people can pick up many channels about the world..
| A．that, as | B．as, as | C．as, that | D．that, that |
. They traveled on horseback for many days and reached ______ is now Gum Tree.
| A．that | B．where | C．it | D．what |
. ---Can those ___ at the back of the classroom hear me?
---No problom.
| A．seat | B．sit | C．seated | D．sat |