The famous writer ( ) a new book in the past two years. (write)
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I ( ) that he could come to my party, but he has got a cold. (think)
I ( )to Thailang three years ago. ( go)
Hello! May I speak to Kate?Sorry, she isn't here now. She ( ) to Shanghai. ( go)
自然情况下，以人类为惟一宿主的病原性球菌是( )
A. 金黄色葡萄球菌
B. 乙型溶血性链球菌
C. 肺炎链球菌
D. 淋病奈瑟菌
E. 脑膜炎奈瑟菌
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