Only when you have obtained sufficient data ________ come to a sound conclusion.
A
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You________gonow.It’sgettinglate.
“Haveyoumovedintothenewflat?”“Notyet.Therooms________(paint).”
Onlywhenyouhaveobtainedsufficientdata________cometoasoundconclusion.
Howlong________they________(dig)theditch?
Wewerebusy________(get)thingsreadyforthetrialproductionwhenhephonedus.