Our teacher always tells us to keep sea water ______ and stop ______ it.(clean,pollute)

Our,teacher,says,that,time,always,class,students,waste,the,during,shouldn't连词成句, Our English teacher always wears__(glass). our English teacher always buys us candies(同义句) Our English teacher always buys us candies的其它写法 Our teacher is always the____(one) to come to school. our teacher always tells us___(not be)late for school Our head teacher always asks us to pay attention_____our pronunciation our teacher always tells us many_amusing__stories to_amuse____us对吗 Our English teacher is always _______（微笑）. Our teacher always ( )(ask)us ( )(help)each other my friends always make fun of our teacher our teacher always a_____ us to read English every day. 找出语法错误I don't think so.Our forgin teacher said don't worry about speak English,when he speak Chinese,he always make mistakes our teacher always tells us -——time piaying computer games A not to waste Bnot wasteCdon‘t waste请帮忙说明为什么其他两项不正确? What is your sister doing now?She is taking a s______ in the bathroom.Our teacher always says that students shouldn't w_______ time during the class. they're__________ (plan)a birthday party for MikeI can afford the T-shirt because it is _______(expensive)Our math teacher always _______ (wear)grey trousers Our teacher always helps us ______ our English.A.for B.intoC.on D.with our teacher always helps us （）our English A.for B.into C.on D.with