大剂量可引起出血性膀胱炎的药物是（）。
A.巯嘌呤
B.甲氨蝶呤
C.氟尿嘧啶
D.长春新碱
E.环磷酰胺
参考答案：E
幼儿园管理的一般方法：包括（）、经济方法、思想政治教育方法、法律方法。
按括号内的要求改写句子。
1. 1 watched TV yesterday.(就画线部分提问)
_____ _____you_____ yesterday?
2. The movie Titanic is exciting.(就画线部分提问)
_____ is the movie Titanic?
3. David went to the mountains on vacation.(改为一般疑问句)
_____David _____to the mountains on vacation?
4. He visited his friends yesterday.(改为否定句)
He _____his friends yesterday.
5. I don't like the man. He is not friendly.(改为同义句)
I don't like the man. He _____ _____.
