He arrived home very late last night, _________in the early hours this morning.
The train leaves ____ 6: 00 p. m. So I have to be at the station ____ 5:40 p. m. at the latest.
The word "write" has the same pronunciation ____ the word "right".
We offered him our congratulations ____ his passing the college entrance exams.
His father will be back from London ____ a few days.
Taiwan is ____ the east of Fujian.