改錯。先將錯處的字母標號填在括號中，再在橫線上寫出正確的表達形式。
( ) 1. How many pen are there in the bag? ___________
A B C D
( ) 2. I saw a dog in a Monday morning. ___________
A B C D
( ) 3. A Fish can swim and a bird can fly. ___________
A B C D
( ) 4. These ducks on the table, too. ___________
A B C D
( ) 5. — What are they do? — They are playing cards. ___________
A B C D
