Mr .Li has been asked to _____a speech onMonday morning, and he is preparing for it now.

deliver：give (a lecture, sermon, speech, etc) 授（课）; 讲（道）; 讲（话）: She delivered a talk on philosophy to the society. 她给学会作了一次有关哲学的讲话.

B deliver

B

B
不能是speak a speech（讲了一场讲话）