I didn’t know this years ago ,but recent science ____that inharmonic marital(婚姻的) life like quarrels or fights harms one’ heart.
| A．showed | B． is showing | C．has shown | D．shows |
In one's lifetime, if fortunate, one is likely to be blessed by the friendship of another person ________ existence can be a great inspiration.
| A．whose | B．which |
| C．who | D．whom |
An unemployed Iranian man threw his shoes at President Mahmoud Ahmadinejad while the leader________ a speech.
| A．delivered | B．was delivering |
| C．would deliver | D．had delivered |
The owner of the house moved to west Beijing last month, which is ________ he decides to sell this house.
| A．why | B．when |
| C．where | D．how |
A draft regulation on school bus safety management was made public by the State Council, with the public________to give comments.
| A．to invite | B．inviting |
| C．invited | D．having invited |
Natural learning environments inspire a burning ________ to learn, the key to a productive lifestyle.
| A．position | B．desire |
| C．impression | D．opinion |