One way to ______ species under threat of extinction is to remove them to zoos and parks and feed them there.
You _____only half the price ,how would the seller sell the book to you ?
I tried my best to keep calm in face of the students, but the sweat on my forehead _____ me____.
After retirement, Mr. Mike ______ drawing, which he had always loved but had not had time for.
You’d better ______ some hot water into the teapot in case the tea cools down.
Thomas Alva Edison didn’t “invent” the light bulb, but rather he ______ a 50 –year –old idea, which is not well –known.