单项选择题
Mr. Green drove slowly on the way home until he reached the high way, () the speed limit was 60 miles per hour.
A. because B. which C. where D. that
单项选择题 So far, several ships have been reported missing () the coast of Bermuda Island.
单项选择题 Readers () can very smoothly without knowing the exact meaning of each word.
单项选择题 Their cheerful voices showed that they were having a () discussion.
