When I came into the classroom, I saw Jack_____something on the the blackboard. [ ]A. is writing B.

题目简介

When I came into the classroom, I saw Jack_____something on the the blackboard. [ ]A. is writing B.

题目详情

When I came into the classroom, I saw Jack _____ something on the the blackboard. 
[     ]
A. is writing
B. was writing
C. to write
D. writing
题型:单选题难度:中档来源:陕西省期末题

答案

D

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