—Why did Sam weep?—He couldn’t stand _______ like that before the whole class.
That day, we______ for the train station when Tom fell and hurt his legs badly.
Mr Smith closed all the windows while driving______ he wouldn’t catch a cold.
______ is a possibility______ Jim will get first place in the long jump.
On returning home from school, Xiao Hong______ her MP4 and threw herself down onto the bed, ______ music.
My English teacher has______ rich experience in teaching and we all think she is ______ experienced teacher.