Написать в Present Continuous
1) Why / he / shout ?
2) Where / they / wait ?
3) Why / she /laugh ?
4) They / dance together ?
5) The plane / land now ?

В Present Continuos с he/she/it-пишется окончание s у глагола А с I/we/you/they-пишется без окончания s

Why is he shouting?Where are they waiting?Why is she laughing?Are they dancing?