既知道
4.Now that you know exactly how she feels about it, what do you plan to do?
5.How could the print of a foot came thither I know not, nor could in the least imagine.
7.In general, we knew little about the complicated situation in new areas and did not analyze it after we entered. We acted blindly, employing prior experience (while ignoring the most important experience acquired during the anti-Japanese war) and out-dated work style (while forsaking many useful ways of doing things). This kind of destructive empiricism caused us to suffer a great deal.
9.When they had been brought safely through, then we found out that the island was called Malta.

