He doesn't know ___(该做什么).

He doesn't know ___(该做什么). he doesn't know he really doesn't know ___ at the meeting. 21.He doesn’t know ___ he should go with her. 她不知道该选择哪本书.（翻译成英文）She doesn't know ___ ___ ___ ___. ___ several times,but he still doesn't know how to use the c 选择填空：Paul doesn't know ____ to talk ___ when he has problems I've never talked to such a ___ man .He doesn't know how muc He doesn't know how he can get it.怎么做同义句转换 He doesn't know BeiJing verywell 同义句He doesn't know me. he doesn't know ______about it