A. if he knew B. if he knows C. he had known D. had he known
A. has been referred to by a prominent psychiatrist B. has been referred to as by a prominent psychiatrist C. a prominent psychiatrist has referred to it D. it has been referred to by a prominent psychiatrist
A. When B. Whereas C. Would D. While
A. made light of B. made no light C. made interest D. made a little
Machines that use hydraulic pressure including elevators, dentist chairs, and automobile brakes.（）
A. exclude B. excluding C. include D. are included
A. needful B. necessity C. exigency D. need
A. signed B. swayed C. twisted D. signaled
A. but it is not B. but it is C. but they are not D. but they are
A. none have been B. none has C. no other has been D. no others been
A. that B. it C. so D. this
A. and B. or C. Nil D. with
A. than B. to C. from D. with
