27. It has been decided that Mr. Li will _____the company when the CEO retires.A) put off B) call for C) bring about D) take over
A. put off
B. call for
C. bring about
D. take over
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28. The study shows that some students have difficulty _____ long English texts.A) reading B) read C) to read D) to be read
A. reading
B. read
C. to read
D. to be read
29. If you _____ your mind, please call me at this number before Saturday.A) changed B) would change C) had changed D) change
A. changed
B. would change
C. had changed
D. change
30. Having obtained the college diploma , he _____ a position in that companyA) carried on B) took in C) applied for D) put on
A. carried on
B. took in
C. applied for
D. put on
31. It is the management _____ has to make sure its staff are not overworked.A) what B) that C) which D) whose
A. what
B. that
C. which
D. whose