特殊句式the scientists know only when a great deal more informat

学习 时间:2026-11-13 21:22:42 阅读:2948
特殊句式the scientists know only when a great deal more information has been obtained,__ possible to plan a manned trip to Mars.A it will be B will it be C it is D is it

最佳回答

踏实的牛排

粗心的芹菜

2026-11-13 21:22:42

倒装句,因为前面的ONLY