楼层总闸跳闸家里不跳:1、There are many countries in the w_____.2、I am a b_____for English .I can speak a little.

there are too many question how many president are there in USA how many merlions are there in singapore ? There are many s__ in the restayrant. How many [ ] are there in the hospital? how many kinds of poputions are there? how many kinds of pollution are there? There are many boats on the lake . There are many trees planted 对吗 There are too many ___in the sentence.