30. _______ 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 |
it was because of his kind nature _______I fell in love with Peter.
| A．before | B．when | C．that | D．since |
Kate is really young for the job, but, on the other _____, she is well trained.
| A．way | B．situation | C．chance | D．hand |
He couldn’t take part in the final exam _______ his serious illness.
| A．because | B．lead to | C．because of | D．when |
Listen to Li Yang, founder of Crazy English. He speaks English _____ he were American.
| A．if | B．because | C．even if | D．as if |
I am fond of Gloria’s attitude _____ life; she has never complained about anything.
| A．towards | B．of | C．in | D．at |