be动词的用法

be动词的用法 be(am，are，is，was，were，being， bicycle,bike big been) bill beach bear(bore，borne,b。) billion beard biology beat(beat，beat) bird beautiful birth beauty birthday because birthplace because of biscuit become(became，become) bit of) bed a bit( go to bed bite(bit, bitten/bit) make the bed bitter bedroom black bee blackboard beef blame beer blanket blind before beg block begin(began，begun) blood beginning blouse al the beginning of blow(blew，blown) behind blue believe board bell boat belong body belong to boil below bone belt book bench born bend(bent，bent) borrow beside boss besides both best both… and do one’s best bottle all the best bottom better bowl had better box between boy beyond brain 1 branch buy(bought，bought) brave by car,plane,train,ship,air bread by bus, broke，broken)。 bye,bye break( break down C break out cabbage breakfast café at breakfast cage have breakfast cake breath call hold one’s breath call for out of breath calm breathe camera brick camp bridge can bright Canada bring(brought, brought) Canadian Britain candle British cap broad capital broadcast(broadcast, broadcast) captain broom car brother card brown care brush take care of bucket care for build(built，built) careful building careless burn(burnt/burned，burnt/ burned) carpet burst(burst，burst) carrot bury carry bus carry on bush carry out business cart busy case be busy doing sth( castle be busy with sb. cat but butcher butter button 2