根据要求改写句子、每空填一词aThis is a chinese documentary.(改为复数形式）there a

根据要求改写句子、每空填一词a
This is a chinese documentary.(改为复数形式）
there are chinese_____.
I can see (five bags) of rice in the car（对括号内提问)
______ ____rice can you see in the car?
MY father is a history teacher .My mother is a history teacher ,too(合并成一句)
____ ____are___history teachers.
Fantail goldfish are easy to look after(改为同义句）
____ ____ ____ ___lookafter fantail goldfish