写出下列句子中括号内各个词复数的正确形式： 1)The research chemists are all(Ph.D.)_____ 2)She has several(IOU)to collect._____ 3)In the(1990)more computers will be needed._____ 4)The company ordered two(TV)for the employees’lounge._____ 5)If you check(Vol)3 and 4 of Management Digest，you will locate that article you mentioned._____ 6)How many(A)and(B)did you get this semester?_____ _____ 7)He Uses too many(and)and(but)when he talks to a group._____ 8)It is anticipated that a large number of(B.A.)and(M.A.)will be earned next year._____ _____ 9)How many(%)appeared in the report?_____ 10)He is to order 35(lb.)of sand，10(bbl.)of oil，and 14(oz.)of glue._____ _____ _____
1)PhD.s 2)IOUs 3)thel990’s(or 90s)
4)TVs 5)vol.s 6)A’s，B’s(or As，Bs)
7)and’s，but’S 8)B.A.s，M A.s 9)%’s(or%s)
10)lb.，bbl.，oz
