填空题for — 删去for。
填空题does — 改成done,
单项选择题A.the Works Manager has made a mistake.B.Holder and Bragg has acted dishonestly.C.the Purchasing Manager has made a mistake.D.more spare parts than needed have been used.
填空题as — 改成like。
单项选择题A.share prices reach a record low.B.trading has been suspended twice.C.the world economy is rather weak.D.market mechanisms are not functioning well.