B baby, back （back and forth, back up/support） , background, backwards, bacterium/bacteria, badly/very （ he was badly damaged.）, balance, ban/bar, banana, band, bank, bankrupt, barely/hardly, bargain （a real bargain）, base （be based on/upon）, basic/fundamental, battery, battle, B.C. be, beach, beam （ a beam of）, bear （注意该词的几种词义）, bearing, beat, beautiful/beauty, because, become, go to bed, bee, beef, beer, before/after, beforehand/in advance, beg/bag, begin/start （ doing/ to do sth. ）, beginning, behalf （ on behalf of）, behavior/conduct, behind/ in front of, belief, believe （believe in）, belong （belong to）, below/under/beneath, beneficial/favorable, benefit （ for the benefit of, benefit form）, beside/besides = in addition, best （at best/ at least. at one s best, do/try one s best, make the best of）, better （be better off, had better do sth）, between/among, beyond, bicycle, bid, big/great, bill （pay the bill）, billion/million/trillion, biography, biological, bird, birth （give birth to, by birth）, birthday, bit （ a bit of, bit by bit）, bitter, black, blackboard, blame （blame sb. for sth.）, blank, blanket, blend, blind, block （ a block of rock/ice/wood）, blood, bloody, bloom, blue, board （on board）, boat, body, boil （boil up）, bold, bomb/blow up, bone, book （booking office）, boom, boost/lift, border （border on/upon）, boring/troublesome, born, borrow/lend, boss, both （both … and……）, bother/trouble, bottle, bottom, bound （be bound for）, boundary, box, boxing, boy, boyfriend, brain, branch/department, brand, brave, breach/break, bread, break （break away from, break down, break into, break out, break off, break through, break up）, breakdown/ collapse, breakfast, breath （catch one s breath, hold one s breath, out of breath）, breathe, breed/ raise, bridge, brief （ in brief）, briefly, bright/clever/ brilliant/intelligent, bring （bring about, bring forward, bring up）, bring/take, Britain, British, broad, broadcast, brother, brush, budget, build, building, bulk/block, bullet, burden, burn （burn up）, burst （burst into tears/laughter）, bus, business, busy （be busy with）, but/only （ but for）, buy, by （by air/railway/sea/plane/bus. pass by, by the rule, a box five feet by six feet, by and by）百考试题论坛