(2013·天津，2)If you are in trouble，Mike is always willing to________a hand.
#11556
A
lend
B
shake
C
wave
D
want
推荐题目
Itis ______ to have achieved so much in such a short time.
#11682
A
something
B
anything
C
nothing
D
everything
---- It is generally believed that teaching is __________it is a science.
#13927
A
an art much as
B
much as an art as
C
as an art much as
D
as much an art as
High-speed trains travel at 300 kilometers an hour，which is about normal trains．
#14190
A
four times the speed as
B
the speed four times of
C
four times as the speed of
D
four times the speed of
While intelligent people can often ______ the complex, a fool is more likely to complicate the simple.
#13855
A
sacrifice
B
substitute
C
simplify
D
survive
—Sorry for the delay.I got lost in the mountain.—That's OK.You're safe and that's what________.
#11926
A
does
B
works
C
stays
D
counts