( )Are you ____ the park? A. on B. in C. at
Which is the capital (首都)of America? _____ A. WashingtonDC. B. New York
A spider has eight legs. Five spiders have_____ legs. A. thirty B. forty C. fifty
Let’s the ducks. A. feed B. feeding
Can I play ___your jigsaws? A. and B. with
Can I have ice-cream? A. a B. an