单项选择题

(A number of) endangered (species) (increases) every year and natural (resources disappear.)

A．A number of
B．species
C．increases
D．resources disappear
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单项选择题
If someone (happens to call) while I'm (out), please have (them) leave a message (for me).
A．happens to call
B．out
C．them
D．for me
单项选择题
Not only (we lost) all our (memory), but we (also) came close to (losing) our lives.
A．we lost
B．memory
C．also
D．losing
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