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 |
According to the weather forecast, it will be _____weather that we had better stay at home.
| A．such a bad | B．such bad | C．so bad a | D．so bad |
He had to take the medicine 3 times a day to be _______ the pain in the leg.
| A．free from | B．away from | C．far from | D．apart from |
Whenever he was asked why he was late for class，he would answer carelessly，______ the same thing.
| A．saying | B．said | C．to say | D．say |
He is the most suitable person _______the task.
| A．to finish | B．finishes | C．finished | D．finishing |
_________, the experiment is sure to succeed.
| A．If carefully doing | B．If carefully done |
| C．If it done carefully | D．If it doing carefully |