In the murder case, the suspect ______ all the charges against him, so the police had to collect new evidence and ______ new strategies to prove that he was guilty of the crime. [ ]

I couldn’t listen carefully inour English class this morning as I _________ of the comicbook that I read before class.

I am glad that the Olympic Games will be held in 2008 in China, _______ ?

Look, the man looks like Green.—It _______ be him, for he _______ to America.

The young nurse was very nervous when she in her first operation.[ ]