1、If you have made a decision,please stick-------what you wa

1、If you have made a decision,please stick_______what you want.Ato Bup Cof Dfor
2、_______they are doing has never been done before.
AThat
BWhat
CWhy
DWhether
3、The president claimed the terrorists should be held responsible_______the explosions that happened last month in London.
Afor
Bon
Cat
Dabout
4、We failed in our_______to climb the mountain.
Atrial
Bcontempt
Cdesire
Dattempt
5、– Hello,could I speak to Don please?– _______?
AWho are you
BWhat's the problem
CAre you Jane
DWho's speaking