Your idea surprised me, it is a(n) _____.
I arrived late and missed the flight. I ____ the traffic to be so heavy.
To improve the quality of our products, we ask ____ has used them for suggestions.
When I stayed in the countryside, I enjoyed ____ leisurely walk in the fields, and felt ____ warmth of the sun on my face.
Look at the thouble I am in ! If only I _________ your advice. A followed B would follow C had followed D should follow
____________ from other continents for millions of years,Australia has many plants and animals not found in any other country in the world. A Being separated B Having separated C Having been separated D To be separated