The museum （) built two years ago.

Inorder to have a successful meeting, the organizer should ______ first.

A.prepare pens, notebooks, drinks

B.look up a reference book

C.assigndifferent roles to different people

before he was born.

A.on

B.for

C.by

D.at

A.on

B.of

C.in

D.at

A.Without

B.Within

C.Through

D.For

the first Sunday in May.

A.to

B.on

C.in

D.at

A.from

B.for

C.between

D.in

hool teacher.

A.with/ with

B.on/ about

C.of/ from

D.in/ of

products.

A. persuading 

B. persuade 

C. having persuaded 

D. being persuaded