—Are those shirts _____? —No, I think they’re _____.A. yours; his B. your; his C. your; hers
____________ the teachers is about 300 in our school and it is becoming_____________.
The earthquake ______ when I _______some cleaning.
---Let’s go hiking __________ staying at home, shall we? --- A good idea.
--- I’m sure Jack can win the competition this term. ---Yes, I agree. _________ he works in his free time!
---I’m sorry I ______ my exercise book at home. ---Don’t forget _______ it to school tomorrow, please.