写出下列单词的现在分词。1. do________________2. cry________________3. read________________4. have____用所给动词的适当形式填空。1. Look out! The car is _____________ (come).2. The horse is _____________Nancy is _a dance lesson now. She____ Chinese dances every Friday afternoon. [ ]A. having; learnsB.She is_____down.[ ]A. siting B. sitting C. sits D. sitJenny is ____________ out the window of the train. [ ]A. lookB. lookingC. looksWe are _____________ a party. [ ]A. haveB. hasC. having写出下列单词的现在分词。