I study English ______ making flashcards.
7. There are over 300 teachers in our school,_________ of them are women teachers.
6. So far, most of the work by others, it’s your turn to do the rest of it.
---I want to know if I can smoke here?---No, you _________. Could you see the sign “NO SMOKING” there?
“Show me your ticket, ________ I won’t let you in.” the guard(保安) said angrily.
3. That accident happened __________ a rainy night.