72（）
A: important
B: necessary
C: possible
D: impossible
A: important
B: necessary
C: possible
D: impossible
举一反三
- Itis _________forustogoswimminginsuchbadweather. A: important B: impossible C: necessary D: comfortable
- According to the article we know it is ______ to prevent the forest from slowly disappearing. A: necessary but impossible B: necessary but difficult C: impossible and unimportant D: difficult and impossible
- Shehadtowearshortsocks.Itwas________forhertowearthem. A: certain B: neccessary C: important D: impossible
- It’s ____for anyone to finish the work within such a short time. A: possible B: impossible C: possiblely D: inpossible
- Because of the limited time, it is_______ to finish this difficult task. A: possible B: possibility C: impossible D: possibly