32. This disaster ______ that people had no knowledge of first aid and they hadn’t known how to protect them-selves in face of danger.
There is no doubt______ one day the medicine for AIDS will be made.
After the accident, no one_____ except a few people who were badly injured.
With his work______ on time, he felt very excited.
We must believe in ourselves,_______, I think, is the most important in our life.
She has some difficulty in starting the car, but she doesn’t know whom to______.