There is ______ what the weather will be like.
| A．not knowing | B．no knowing | C．not known | D．no known |
----Will Barbara come to our party?
----I am not sure, because he ____ go to the concert with his friend.
| A．can | B．must | C．should | D．might |
The little girl is seriously ill. Luckily we have decided to do ______ it takes to help.
| A．whichever | B．whatever | C．whenever | D．however |
The speaker _____ pronunciation is the best will get the first place.
| A．whose | B．which | C．what | D．that |
He told me that his request for a rise had been _____.
| A．turned out | B．turned over | C．turned around | D．turned down |
You can’t predict everything. Often things don't_______ as you expect.
| A．run out | B．break out | C．work out | D．put out |