【正文】
) _____________________________ (他們能去看電影嗎? ) No, they are not free. ____________ ________________________. (他們也許必須要去見(jiàn)他們的朋友。Unit9 Can you e to my party? SectionA (Grammar Focus3c) ______________________________ (你星期六能參加我的聚會(huì)嗎? ) Sure, ___________. / _______, I must study ____ a math test. ______________________________