A.It's very kind of you to say so.
B.Sorry, I have no idea.
C.Certainly, what's the fax number?
D.What rubbish! I don't think it's helpful.

A.It's out of the question
B.I think you're right on this
C.I think they focus more on achievements
D.Not at all

A.attempt
B.impression
C.experience
D.effect

A.attempt
B.impression
C.experience
D.effect

A.who
B.whose
C.what
D.that

A.embrace
B.achievement
C.grasp
D.catch

A.0,98.
B.0,78.
C.0,89.
D.0,72.

A.\(\dfrac{{2{a^3}\sqrt 2 }}{3}\)
B.\(\dfrac{{{a^3}\sqrt {11} }}{{12}}\)
C.\(\dfrac{{{a^3}\sqrt {11} }}{6}\)
D.\(\dfrac{{2{a^3}\sqrt 6 }}{3}\)

A.\(2\)
B.\(0\)
C.\(1\)
D.\(3\)

A.\( - 1\)
B.\(5\)
C.\(2\sqrt 2 \)
D.\(0\)