1 . 选词填空(用正确形式)

protect... from,        by accident,             pull one’s weight,        help out, make a difference,       set up,       turn out,          benefit from,       break into a smile

1. Bob has never ________, and we all have to work harder to make up for his laziness.
2. Penicillin (青霉素) was discovered ________ which went well beyond the researchers’ expectations.
3. We should ________ our environment ________ being polluted so that our next generation will enjoy a blue sky and live a healthy life.
4. Rose is such a kind girl that whenever she hears that someone is in trouble she will go to ________.
5. The experiment, though they tried their best, ________ to be a failure.
6. For all these years I have been working for others. I’m hoping I’ll ________ my own business some day.
7. If we are to ________ in life, it’s very important that we should begin with small things.
8. If the learners of online learning cannot control themselves well, they will not ________ online learning.
9. Upon arriving home, the little girl saw her birthday presents and ________.