it is strange and unusual
they are used to the old call
the male frogs don’t know how to attract them
lower frequency has special physical meaning
第1题：
What does the phrase “the wake-up call”in Paragraph 3 most probably mean?
A．a new disease
B．a clear warning
C．a dangerous animal
D．a morning call
第2题：
They may be happy because their work provides a lot of pleasure.()
第3题：
A.Because he comes from Red
B.Because it is his nickname
C.Because his skin is red, he is an Irish
D.Because the cigar he smokes is Red.
第4题：
A.NEW_FORM
B.OPEN_FORM
C.CALL_FORM
D.CLOSE_FORM
第5题：
Do you want to have a message? —No, thanks. I( ) in half an hour.
A. will call again
B. can call
C. may phone him
D. would call
第6题：
Millions of people are in danger of getting malaria because______.
A. some countries have not started a campaign against mosquitoes
B. new species of mosquitoes may survive today's sprays
C. malaria was once thought to be a very old evil of the world
D. present sprays are not as effective as people think
第7题：
A、about
B、for
C、on
D、at
第8题：
25． Why do we call the sun"a life-giving star"?
A． Because it gives us warmth．
B． Because there are some living things on it．
C． Because plants and animals can't live without it．
D． Because people have to live in the dark without it．
第9题：
下面程序的运行结果是 ______。 #include＜iostream.h＞ class A{ public virtual、~(){ cout＜＜”call A:: ～A()”＜＜end1；} }； class B：public A{ B(int i){p=new char[i]：} -B(){ delete[)p； Cout＜＜”call B:: ～B()”; } }； void main() { A*a=new B(8)； Delete a； }
A．call B:: ～B()
B．call B:: ～B()
C．call A：～A()
D．call A::～A()
第10题：
Sara: Mind if I call you Albert?
Albert: ______.
A、Yes,just call me Al
B、Yes,you may do that
C、OK.Everyone does
D、Of course not.But just a plain ‘Al’ will do