過去式： baby-sat 過去分詞： baby-sat 現在分詞： baby-sitting
...的假設性問題，所以前句用簡單過去式，另一句則以would來引導。 If you baby-sat my daughter, what activities would you do with her? 但這句...
...with ease. The posture is steady and erect (Fig. 1-15) with the baby sit-ting erect for as long as half an hour. The child will occasionally lean forward on...
...quot;would", use the base form of the verb)2. Could you ask Gloria baby-sit next weekend. (do not use "to" in front of a main verb that follows...