| Earth is believed _____ by an object the size of Mars at some point in the distant past before its surface cooled. |
A. to be hit
B. to have hit
C. to have been hit
D. to hit |
核心考点
试题【Earth is believed _____ by an object the size of Mars at some point in the dista】；主要考察你对
不定式等知识点的理解。
[详细]举一反三
| The model for Leonardo da Vinci"s Mona Lisa is believed ____ in the convent (修道院) at the age of 63 in 1542. |
| [ ] |
A. to die
B. to have died
C. dying
D. having died |
| Harrison Ford is thought to be one of the few movie stars ____ as a carpenter before. |
A. to work
B. to be working
C. to have worked
D. to have been working |
| The bank is reported in the local newspaper ____ in broad daylight yesterday. |
A. being robbed
B. having been robbed
C. to have been robbed
D. robbed |
| AIDS is said _____ the biggest health challenge to both men and women in that area over the past few years. |
| [ ] |
A. that it is
B. to be
C. that is has been
D. to have been |
The crowd cheered wildly at the sight of Liu Xiang, who was reported _____ the world record in the 110-metre hurdle race.
|
A. breaking
| B. having broken
| C. to have broken
| D. to break
|
|
