问题
选择题
----May I come in and have a seat?
----______, make yourself comfortable.
A．By no means
B．By any means
C．By all means
D．By this means
答案
答案：C
by all means意思为 “当然可以”, 与make yourself comfortable相吻合。By no means决不；By any means用一切可能的方法或手段；by this means用这种方式。