About 80 percent of the students in our school_____ been working on the program and about two-thirds of the work _____been finished.
A.have; has | B.has; have, | C.have; have | D.has; has |
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About 80 percent of the students in our school_____ been working on the program and about two-thirds of the work _____been finished.
A.have; has | B.has; have, | C.have; have | D.has; has |