( ) These are . A. tigers B. tiger C.duck
Yang Ling is good __ _English, but she _____not do well in PE.A. at; do B. at; does
This is not my bag. is over there. A. My B. Mine C. I
I have two storybooks, but Helen ______ four. A .has B. have C. had
David is playing ______ basketball . A .a B. the C. \
--Hello, is that Liu Tao? --Yes, ______. A .I am B. it is C. speaking