Question

Bob was reading a book while the children ____________ (to sleep). slept had slept We use the Past Continuous Tense when we talk about two or more simultaneous actions in the past. We use the auxiliary verb 'were' for plural forms of nouns.

Accepted Answer

were sleeping had been sleeping a

Question	Bob was reading a book while the children ____________ (to sleep).
A	were sleeping
B	slept
C	had been sleeping
D	had slept
Answer	a
Remark	We use the Past Continuous Tense when we talk about two or more simultaneous actions in the past. We use the auxiliary verb 'were' for plural forms of nouns.

Sleeping Slept Bob Reading Book Children Sleep Past