. – Can you tell me ___________?
– An engineer from Jinan Iron and Steel Plants.
| A．what your friend is | B．who your friend is |
| C．what is your friend | D．who is your friend |
Not until he went through real hardship ________ the love we have for our families is important.
| A．had he realized | B．did he realize |
| C．he realized | D．he had realized |
How close parents are to their children ________ a strong influence on the development of the children's characters.
| A．having | B．had | C．has | D．have |
The famous musician, as well as his students, ________ to perform at the opening ceremony of the 2012 Taipei Flower Expo.
| A．were invited | B．was invited |
| C．have been invited | D．has been invited |
Only by increasing the number of doctors by 50 percent ________ properly in this hospital.
| A．can be the patients treated |
| B．can the patients be treated |
| C．the patients can be treated |
| D．treated can be the patients |
Look! The ground is wet. It must have rained last night, ________？
| A．hasn't it | B．hadn't it |
| C．mustn't it | D．didn't it |