He tried to ________ in Japanese.
With the gas _____, they had to quit the car and walked.
It is in the west of China _____ _____ is no doubt that it is going to rain tomorrow.
What he wants is _______ his mother as quickly as he can; and what he must do is ____ to the hospital at once.
—How did you find your visit to the Summer Palace yesterday? —_________.I got separated from my 80-year-old grandparents.
--Where did you ______ our English teacher? --It was in the supermarket ______ I bought moon cakes.