He ______ the ladder when ______.
At the class get-together last night, I could hardly ______ Tom, for he had changed a lot and was no longer what he used to be in high school.
Wang Ming, our English teacher, has a good ______ of French; that is because he once studied in Paris.
Another two people were reported to have died of the Ebolavirus yesterday, which caused greater _______ about their safety among the public.
When you apologize, you’re telling someone that you’re sorry for the hurt you caused , even if you didn’t do it ______ .
These days strange things happened ___ in the small village, which caused a panic among the villagers.