Look! The bird _____ in the sky.
A: flies
B: is flying
C: fly
D: was flying
A: flies
B: is flying
C: fly
D: was flying
举一反三
- Look! There is a strange aircraft _____ in the sky. A: fly B: flies C: flying D: flied
- A bird can ______ but I can’t.() A: flies B: flying C: flew D: fly
- 2. He saw a ______ bird and raised his bow. A: flying B: fly C: flew D: to be flying
- Look! The plane has taken ________ and is flying ________ the sky.
- This time next week, Andrew will be ______ to Canada. A: fly B: flew C: flies D: flying