—Hey, did you enjoy the vacation in London?

—No．Our vacation was totally ruined; not only was the food terrible but the weather was awful        .

A．in the meanwhile

B．as well

C．as a matter of fact

D．in addition

患者男性，20岁，因"突发神志不清，呼吸心跳停止10分钟"来院，急诊予气管插管呼吸机辅助通气，并连接呼气末（）

A.如插管误入食管，不能显示PetCO波形

B.自主呼吸和循环恢复后，PetCO逐渐上升

C.再次心跳停止，PetCO逐渐下降至零

D.循环恢复后，如血压降低，PetCO逐渐下降

E.循环恢复后，如PetCO＞10mmHg（1.33kPA.，提示复苏成功率高