完形填空 。 One day two brothers went fishing. They had a dog with them. When they came near the river, they threw caps __ 1 __ a big stone and went to the river bank to __ 2 __. It __ 3 __ cold that day, __ 4 __soon they began to want their caps. They __ 5__ the dog to go back __6 __them. When the dog got there, he tried to take the two caps together in his __ 7 __ at the same time. It was very difficult. Then the dog saw that one __ 8 __ the caps was smaller __ 9 __ the other. He put the smaller cap in the _ 10 __ one and took them to the two brothers. (     )1. A. to (     )2. A. swim (     )3. A. was (     )4. A. because (     )5. A. had (     )6. A. for (     )7. A. hands (     )8. A. from (     )9. A. as (     )10. A. large B. at B. skate B. is B. so B. told B. with B. eyes B. between B. like B. bigger C. on C. look C. be C. since C. let C. on C. nose C. of c. with C. biggest D. of D. fish D. will be D. as D. made D. to D. mouth D. during D. than D. largest