B

baby, back (back and forth¹, back up/support) , background, backwards², 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, bloody³, 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)