Page 156 - BenchMark_6-1
P. 156
Build Language: have been -ing
Read the sentences and fill in the blanks by using “have been -ing.”
3. I started fixing the mistakes in my homework an hour
ago. I am still fixing them.
→ I have been fixing the mistakes in my
homework for an hour.
Unit 4 | From Caves to Canvas: Art Through the Ages
