![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
用when, what, who, where, how, why填空。 1. —_____ is going to go to Xinjiang? —Lingling. 2. — are you going to go home? —I'm going to ride my bike. 3. — _ don't you buy a book? —Because it's too expensive. 4. — _ did Lily watch a programme about English? —Last night. 5. — is she going? —To the library. 6. — did you do yesterday? —I cleaned my house.