关于第一和第二心音的判定，错误的是A.Sl音调较S2低B.s1至S2的距离较s2至下一心搏S1的距

A．More than 9 million

B．More than 8 million

C．More than 19 million

D．More than 18 million

A．more than 0.8 million

B．more than 4 million

C．more than 1 million

D．more than 8 million

A．20

B．25

C．30

D．35

A、more than thirteen million people

B、more than eighteen million people

C、more than seventeen million people

D、more than sixteen million people

There are estimated to be more than 20，000 overseas domestic servants______(work)in Britain.

There ______ more than 200,000 overseas domestic servants working in Britain.

A．is estimated to be

B．are estimated being

C．are estimated to be

D．is estimated being

A．One or three quarter million more than five years ago.

B．One or three quarter million more than one year ago.

C．One or three quarter million fewer than five years ago.

D．One or three quarter million fewer than one year ago.

Compared with this year, the estimated world oil growth for 2005 will ______.

A．be 84 million more barrels per day

B．increase by 2.5%

C．be up 2.53 million barrels per day

D．be up 1.8 million barrels per day

A、Less than 900 million cards

B、More than 900 million cards

C、More than 600 million cards

D、Not mentioned