Qiandao Lake, widely known ______ a tourist site, is famous _____ its clear and drinkable water

Sunday is the _______ day of a week.

My sister is only three years old. She can’t take careof _______.

下列各句中，没有语病的一句是（ ）

______ you call me to say you’re not coming, I’ll see you at the theatre.[ ]