单项选择题
A．She let the man use her books for the weekend. B．She brought the books the man asked for. C．She borrowed the books from the man. D．She offered to help the man.
A．Why people hold back their tears. B．Why people cry. C．How to restrain one’s tears. D．How tears are produced.
A．They make decisions by tossing coins. B．They are not physically separated. C．They think exactly the same way. D．They share most of their vital organs.