interesting (反义词) ______ 2. busy (反义词) ______ 3. difficult (反义词) ______ 4. A.M.(反义词) ______ 5. 在星期五 _________ 6. 在九点钟 ______ 7. 上科学课 __________ 8. 上历史课 __________
free
easy
P.M.
boring
按要求写出正确的单词或句子。
at nine
have history
have science
on Friday