Faced with a bill for $10,000, _____.
We should all remember that some great scientific discoveries _____________ by chance.
I had only a few _____________ with Miss Gao, though we work in the same school.
In case it thunders, we’d better _____________ the electricity at once and turn off the TV.
He is such a _____________ teacher that he knows what his students need.
Captain James Cook took _____________ of the islands in 1769 and from that time British people started to settle in New Zealand.