多选题 Many people mistakenly imagine that life in space is full of ______; in reality, an astronaut"s day includes many tasks so ______ as to be boring.

A、 tedium
B、 difficulty
C、 excitement
D、 sporadic
E、 leisurely
F、 routine

【正确答案】 C、F

【答案解析】[解析] ●in reality说明前后反义重复；s...as...说明前后反义重复。
●两空联动，反义重复；第一空与boring(无聊的)反义重复。
●tedium单调乏味，difficulty困难，excitement兴奋；sporadic偶尔的，leisurely从容的，routine日常的。答案选CF。