In communication, a smile is usually ___ strong sign of a friendly and ___ open attitude.
Unfortunately when we arrived she _ __, So we only had time for a few words.
__on a chair, he read an interesting storybook.
All the students suggested that they __________ two weeks to prepare for the exam.
______ is reported that many young people go to big cities to earn money.
My favorite film star is Jack Cheng, performances always make people laugh.