A. invented B. created C. discovered D. composed
A. which B. who C. that D. whom
A. harm B. hurt C. damage D. benefit
A. See that B. Seeing that C. Seen that D. To see that
A. shouldn’t succeeded B. couldn’t have succeeded C. won’t succeed D. couldn’t succeed
A. no available tickets B. no tickets available C. not available tickets D. tickets no available
A. which B. this C. that D. it
A. lead B. leading C. to lead D. leads
A. whom B. who C. as D. that
A. to be discussed B. being discussed C. discussed D. having been discussed