Peter doesn’t smoke now, but he ________ for almost twenty years.
A. was smokingB. had smokedC. has smokedD. smoked
We still have the question of ________ they have discovered the trade secret.
A. whatB. whyC. howD. that
Ann ________ a certificate at the end of the program to show she has learned computer skills.
A. will giveB. will be givenC. gaveD. was given
They are very glad that most of the people ________ gave very useful answers.
A. questionedB. questioning
C. to questionD. to be questioned
________ bothers me is that the young man seems to know a bit too much.
A. WhetherB. WhatC. WhichD. That
________ the suggestions will help to achieve your goal of a job in the medical profession.
A. FollowedB. To followC. FollowingD. Being followed
