药物临床试验机构必须执行
A.1500M2B.1000M2C.500M2D.150M2E.50M2
参考答案:D
阅读理解
This is a boy. His name is Tom. He has a nice cat. It is an English cat. It has black and gray hair. Lucy and Mike are Tom's friends. They have cats, too. Their names are Mimi and Maomao. They are Chinese
cats. They both have white hair. The English cat is five. The Chinese cats are three. They like their cats.
阅读短文,判断正(T)误(F)。
( ) 1. Lucy is Tom's friend.
( ) 2. Tom's cat is Chinese.
( ) 3. The Chinese cats are five.
( ) 4. They like their cats.
( ) 5. Tom's cat is Mimi.
上市公司决定撤回证券发行申请的,应当在撤回申请文件的次1个工作日予以公告。( )