─ did they go to work last week ? ─Once .
语音知识1. A. was B. watch C. what D. water2. A. much B. future C. student D. computer3. A. school B. cook C. took D. look4. A. won B. come C. color D. movie5. A. helped B. visited C. watched D. talked
She decided _________ a digital camera.
The meat is ___ dear and eating ___ meat is bad for your health.
___your school like?
It’s hard to keep the house _____ with three kids.