选出正确的单词补全句子。 1. Mike is ________ (have; having) an art lesson. 2. —Hello! —Hello! ________ ( This is; I’m) Pose speaking. 3. My grandparents ________ (are; is) looking at the moon. 4. Are Tom and Bob talking? Yes, ________ (we are; they are). 5. What is the child ________ (dose; doing)?
( )
搜索
