how many rubbers是什么意思

how many rubbers是什么意思 求老师解答：How many rubbers ___ How many rubbers are there on the desk?There is o____one how many planes是什么意思 How many people是什么意思 how many shells中文是什么意思 how many的中文是什么意思? How many of them are piaying是什么意思? How many zebras do you see? 是什么意思? how many horses are there是什么意思? how many toys have you got?是什么意思? How many trees can you see是什么意思