I'd like to take（）of this opportunity to thank all of you for your efforts.

单项选择题Running your own business usually（）working long hours.

A.includes
B.involves
C.contains
D.comprises

单项选择题The same factors push wages and prices up together, the one（）the other.

A.emphasizing
B.multiplying
C.increasing
D.reinforcing

单项选择题She will surly finish the job on time （）she is left to do it in her own way

A.in case
B.in that
C.so long as
D.as far as

单项选择题（）difficulties we may come across, we'll help each other to overcome them.

A.Wherever
B.Whatever
C.However
D.Whenever

单项选择题She always did well at school（）having to do part-time jobs every now and then.

A.in spite of
B.regardless of
C.on account of
D.in case of