1.The project _______-by the end of 1998.
A.had been completed
B.had completed
C.has been completed
D.has completed
2.You are the only person here ________ knows me.
A.whom
B.one
C.which
D.who
3.________ wonderful the machine is!
A.What
B.What a
C.How
D.How a
4._______ genius you have!
A.How
B.What a
C.What
D.What an
5._______ alone,I turned on the radio for company.
A.Be
B.Been
C.Being
D.Having been