Lucy is a high school student.A. 15 years oldB. 15-year-oldC. 15-years-old
What ________ it is to have a picnic in ________ weather!
-Linda, shall we go and watch Holland Dafeng Flowers next month? -_______ we have the tickets.
—Could you tell me__________ ?—Since 2010.
Many Chinese students think science subjects are _____ foreign languages.
-- Would you mind opening the window for me ? It’s so hot outside. --________.