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1 If the problem on the assembly line had not been reported

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1 If the problem on the assembly line had not been reported to the manager at once,we___the order to shut down production as quickly as we got it.A are not receiving B will not receive C would not have received D cannot receive
2 If the order___before closing time,then there will be no problems.A is delivered B delivering C is devering D delivered
3 After the applications have been submitted,Fred and Lisa___which individuals they would like to interview.A will choose B was choosing C choose D has chosen
4 By the time Ms venarde joined the staff,she___in a similar capacity for many years already.A has worked B works C will work D had worked
5 When Mr mar____to london next month,he will meet with several influential businessmen and politicians,A goes B to go C was going D going
6 That man__ by several assistants happens to be the president of the entire corporation.A will accompany B accompanying C to accompany D accompanied
1.C
虚拟语气,表示对过去动作的虚拟,if从句采用过去完成时,而主句采用would have done sth.
2.A
if从句为被动语态,排除BCD;
时态上主将从现.
3.A
状语从句用现在完成时代替将来完成时,而主句还是使用一般将来时.
4.D
by the time“到...时候”引导的从句如果使用一般过去时,则主句采用过去完成时.
5.A
主将从现,主句用一般将来时,则状语从句使用一般现在时.
6.D
句子谓语是happens to be...,所以选项为后置定语,修饰that man.
that man和accompany之间明显是被动关系,所以用其过去分词形式.