---Thereissomeoneknockingatthedoor.---Itmustbethecomputerrepairman.Ihimtocometofixmycomputer.()A.callB.havecalledC.calledD.willcall
---There is someone knocking at the door.
---It must be the computer repairman.I him to come to fix my computer.( )
A. call
B. have called
C. called
D. will call
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