Past Continuous Tense - Practice (Fill In The Blanks) - Mechanical Engineering MCQ

Simple Past tense,
At 6 o'clock, I was eating dinner.

The sentence is in the past tense.
After that the sentence will become the past continuous sentence because this thing will be continued in the future also.
Therefore,The students were listening to the teacher very carefully.

Correct answer is "was washing". The past continuous tense is used to describe an action that was in progress at a specific time in the past.

The past continuous tense is mainly used to talk about past events that were in progress at a particular point of time in the past.
"I was cooking dinner when the visitors arrived".
This tense form is also used to talk about events happening at the same time that something important happened in the past. Note that we use the simple past to denote the action that happened in the middle of the longer action denoted by the past continuous tense.
 

Past Continuous Tense.
Julia was doing her homework at 8 pm.