the water must have been three meters deep

the water must have been three meters deep must be the water i must water the garden first.doi must water the garden first.do you have to water it now?第一句为什么可以不加have to .第二句要加 The flowers must ________(water)every day. tree after tree went down,cut down by the water,which must have been three metres deepcut down by the water,做什么成分? 根据短文填空Water is all __ us .Water is in the __.Water is in the lakes and rivers.Water is also in the __.There is more water than land on the ___.All living things must have it .We must it too.We can not live without water .Sometimes ,we do We must waste the water这句话是什么We must waste the water这句话是什么意思? 初中英语完形填空 we must have water to live （ ）The garden _______ at once because the flowers are so dry.A.must water B.must be water C.must watered D.must to water为什么 that must have done the The plant is dead.I _____ more water.A.will giveB.would have givenC.must giveD.should have given选择原因? 新概念英语第一册125课.为什么上句是must.下句用have to提问?SUSAN:Can't you come in and have tea now,Peter?PETER:Not yet.I must water the garden first.mustSUSAN:Do you have to water it now?have to PETER:I'm afraid I must.mustLook at We have to get enough clean water.We ______get enough clean water.(用must改写） 英语翻译you must put the water in the bottle into the water pump to get water out of it We must water the flowers every day.被动语态填空 the tree must _____(water) three times a month We must boil the water.（改为一般疑问句） We must boil the water first.的否定句