Which is not correct after being put in the sentence?_______ to turn off the radio before you go out.
The astronauts were so interested in____ beauty of nature that they took lots of pictures in____ space.
He speaks ________ fast ________ I can’t follow him.
一Could you please give us some advice on ________ English at home?—You need to do a lot of reading and listen to English radio programs.
一Is your brother interested in art?一Yes, he often ________ a lot of time ________.
一I feel really ________ before interviews.一Take it easy.I’m sure you are the best.