Washing the food down with water as a substitute ________ chewing is not a good habit
A、ofB
译文：吃东西的时候，不咀嚼而用水冲下食物是一种不好的习惯。本题考查介词，表目的，应用for。
Theword“minister”originallymeant“aservant”,butnowhaschangedto“aheadofaministry”.Thisprocessofmeaningchangeiscalled______.
—Davidhasmadegreatprogressrecently.—_______，and_______.
Whathetolduswasmoreofa(n)________thanareality.
Fromtheviewpointofwordformation,theword“smog”isa______.
Amongthefollowingwords,“______”containsanegativeprefix.
