If the president wants to put a treaty into effect, he has to get the approval by two thirds of the （）

单项选择题（）is the largest state in area in the U.S.A.

A.Florida
B.Louisiana
C.Alaska

单项选择题The president (or head) of the House of Lords in Britain is （）

A.Lord Chancellor
B.Speaker
C.Prime minister

单项选择题The Federal Government and the states governments are supposed to （）each other.

A.guide
B.control
C.keep independence from

单项选择题Hawaii is in the （）Ocean.

A.Atlantic
B.Indian
C.Pacific

单项选择题The members in the Senate must be at least （）years old and those in the Representative （）years old.

A.40，30
B.30，26
C.30，25