---I failed in the exam again. I am sorry to let you down, Mum.--- , dear. I know you’re doing better now.
—Dad, grandpa for four years and I still miss him very much. —Me, too, dear. A. died B. has died C. has been dead
—Have you found your lost book_____? —No, I haven’t. A.already B. yet C. just
—It’s reported that many wild animals are _____because of human’s killing. —That’s too bad. We should do something to protect them. A. cutting down B. dying out C. taking out
—_____ the population of the U.S.A. in 2005? —It _____ about 296 million. A.What is; is B. What was; was C. How many is; was
—Why didn’t you stop them from in the lake? It was too dangerous. — Sorry, I forgot it. A. swimming B. swim C. to swim