句型转换(每小题1分，共5分)
小题1:Lucy’s pen is better than Kate’s.(改为同义句)
Kate’s pen is Lucy’s.
小题2:Betty has to take the medicine three times a day.(对画线部分提问)
______ ______ dose Betty take the medicine?
小题3:My mother goes to work by bike.(对画线部分提问)
Your mother to work?
小题4:The twins often visit their uncle on weekends.(用next weekend改写句子)
The twins ___ their uncle next weekend.
小题5:He started learning English when he was five years old.(改写句子)
He started learning English ________ ___________ ________ _______.