The poem A Red, Red Rose written by Robert Burns is popular with the Chinese young people, because the poem is easy ________.
It was in 1969 ___ the American astronauts first succeeded in landing on the moon.
Country life provides him with peace and quietness, ______ what he can’t enjoy living in cities.
What the teacher said in class set all the _____ a lot.
By the time I _____the railway station, the train _____.
_____ teaching in a university, he also spent some time teaching in a night school.