—How did she get infected? —She _______ the viruses without any protection.
This __________news made everyone __________.
Parents should educate their children to _______ well while attending a party.
Because his father was badly ill,he went home_______________ .
—What has the old woman been doing recently?—She has been______________ herself in making clothes for her granddaughter.
—Tod hadn’t pass the exam and was afraid of being scolded.—._______________________