根据旅客出行目的，公路旅客运输可以分为( ) A．工作性客运 B．包车客运 C．消

We can’t live without food. Today our knowledge of food and what it does for our bodies is far more advanced than____1_____of the old times. Now we know____2___vitamins and how each kind of vitamins__3_____in the growth of a special part of our body._____4____ on the market all kinds of vitamins which we can take to______5____our lack of certain important things which are needed for good health.____6____ if we eat well and properly, the food that we eat will ___7____ our bodies and so there is no____8_____to take any kind of vitamins ____9____ our doctors tell us that our bodies are_____10____of something which can be supplied by it. Generally speaking, everything we eat ____11____ some good to our bodies, but if we eat ____12____ of one kind of food and pay______13____attention to others, we may have too much of one kind and not____14____ of others. Then we may be ____15___ trouble. We are often told___16_____ we must eat some meat every day in order to get the necessary proteins. That is only____17____true, for proteins are not found only in meat. We can also get them___18____some vegetables. The best advice about ____19___ to eat is that we should eat all kinds of food____20__ never too much of one kind.

小题1:	A．it B．those C．that D．this

小题2:	A．of B．about C．/ D．for

小题3:	A．does B．makes C．helps D．works

小题4:	A．There have B．There are C．They are D．They have

小题5:	A．have for B．make for C．get for D．make up for

小题6:	A．Of course B．Then C．But D．And

小题7:	A．attend B．take care of C．look for D．pay attention to

小题8:	A．worry B．possibility C．need D．chance

小题9:	A．when B．if C．unless D．until

小题10:

A．short B．lost C．part D．full

小题11:

A．has B．is C．makes D．does

小题12:

A．too much B．too little C．too few D．too many

小题13:

A．too little B．too much C．a little too D．much too

小题14:

A．a little B．little C．many D．enough

小题15:

A．into B．at C．in D．out of

小题16:

A．when B．that C．how D．where

小题17:

A．likely B．partly C．hardly D．really

小题18:

A．from B．for C．of D．into

小题19:

A．what B．whether C．why D．which

小题20:

A．even B．or C．and D．but