下列关于职业病的论述，错误的是A．职业性有害因素作用于人体而引起的疾病B．职业性有害因素引起的

Here ______ a pen, a few envelopes and some paper for you.

A．is

B．are

C．be

D．being

Here ______ a pen, a few envelopes and some paper for you.

A．being B．are C．be D．is

A．is

B．are

C．have

D．has

A、switchboard

B、IDD

C、telephone message card

D、pen

Here are a few apples. Would you like to have _____________？

A、ones

B、some ones

C、one

Here are some favorite excuses for academic tardiness, except _______.

A．computer failure

B．leaving a paper at home

C．losing a hand held organizer

D．the death of a grandmother

Would you please buy some paper on your way to the office？ There______left.

A．aren't many

B．are very few

C．isn't much

A．some

B．any

C．few

D．no

A. pen

B. paper

C. polygraph

D. evidence

E. lie detector

F. hand

There is a lot of ______ that every emotion has some physical effect.