Generally speaking, according to the directions, the drug has no side effect.
| A．when taking | B．when taken |
| C．when to take | D．when to be taken |
The engineers are so busy that they have no time for outdoor sports activities，________ they have the interest.
| A．wherever | B．whenever |
| C．even if | D．as if |
In some places women are expected to earn money ________ men work at home and raise their children.
| A．but | B．while |
| C．because | D．though |
________ the fire breaks out，he is the first to arrive at the scene.
| A．Every time when | B．Moment |
| C．No matter whenever | D．Every time |
—What do you think I should wear for such a formal press conference?
—Dress ________ you like.
| A．how | B．what |
| C．whatever | D．however |
—Someone wants you on the phone.
—________ nobody knows I am here.
| A．Although | B．And |
| C．But | D．So |