________ to an Australian home, you will probably eat outside and cook meat on the open fire.
| A．Asking | B．Being asked | C．If asked | D．If asking |
There was a terrible noise _______ the sudden burst of light.
| A．followed | B．to be followed | C．following | D．being followed |
The sentence needs _______ once more.
| A．explained | B．explaining | C．being explained | D．to explain |
The computer centre, _______ last year, is very popular among the students in this school.
| A．open | B．opening | C．having opened | D．opened |
Rather than _______ on a crowded bus, he always prefers _______ a bicycle.
| A．ride; ride | B．riding; ride | C．ride; to ride | D．to ride; riding |
_______a reply, he decided to write again.
| A．Not receiving | B．Receiving not | C．Not having received | D．Having received not |