-----This returned Chinese scholar has become one of the top experts in this field.-----Yes, I know him very well. He _____ in Africa with wild animals for eight years.
His strong Shandong accent ___ him___ when he told a lie.
It was raining heavily. Little Mary felt cold, so she stood ___to her mother.
The managers, ____it clear to us that he didn’t agree with us, left the meeting room.
Some researchers believe that there is no doubt___ a cure for AIDS will be found.
.---Ow! I’ve burnt myself! ---How did you do that? ---I ____a hot pot.