完形填空。 Tom and Sam are twin brothers. They like playing soccer. They live 1 a big house 2 a beautiful garden. The house is 3 the sea. They often go to the sea and swim 4 it. There are four 5 in 6 family. They are parents, Tom and Sam.. Their father is a worker, 7 their mother is a teacher. 8 is Sunday today. Tom and Sam don't go to school. Their parents are not at work. They go to a park by car. Now they are in the park. The two 9 are swimming in the river and their parents are sitting 10 a tree. Look, they are talking and laughing. A b ird is flying in the sky. (    )1. A. in (    )2. A. in (    )3. A. near (    )4. A. in (    )5. A. boys (    )6. A. them (    )7. A. or (    )8. A. It (    )9. A. girls (    )10.A. in B. on B. on B. in B. near B. girls B. theirs B. all B. This B. child B. on C. at C. with C. at C. to C. workers C. their C. and C. That C. people C. under D. to D. to D. on D. on D. people D. they D. so D. It's D. children D. at