(2013·四川，7)He is so busy.He cannot afford enough time with his son________he wants to.
#67430
A
even if
B
as if
C
because
D
before
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___has recently been done to provide more buses for the people ,a shortage of public vehicles remains a serious problem .
#74547
A
That
B
What
C
In spite of what
D
Though what
There are many kinds of birds in Australia,and over 140 species of snakes,many of ____are extremely dangerous.
#71716
A
them
B
which
C
what
D
those
Eric received training in computer for one year, _____ he found a job in a big company.
#74444
A
after that
B
after which
C
after it
D
after this