单项选择题
A．She’’ll teach the man to operate the computer. B．She doesn’’t think his sister is a good typist. C．She thinks the man should buy a computer. D．She’’ll type the letter for the man.
A．It limited their supply of food. B．It killed many baby bald eagles. C．It destroyed many of their nests. D．It made their eggshells too fragile.
A．The heart of London was flooded. B．An emergency exercise was conducted. C．100 people in the suburbs were drowned. D．One of the bridges between North and South London collapsed.