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A. after before while until
after before while as soon as
after before while as soon as
sleepy, asleep asleep, asleep sleepy, sleepy asleep, sleepy
had fallen asleep have fallen asleep fell asleep fall asleep
had fallen asleep have fallen asleep fell asleep fall asleep
after before while as soon as
after before while as soon as
after before as soon as while
after before while as soon as
had fallen asleep have fallen asleep fell asleep fall asleep