"we did check" is correct and usable in written English.
You could use it in the past simple tense, for example, "We did check the report, but it didn't seem to be accurate."
"We did check the bank websites to get mortgage quotes but we wanted to compare the whole of the market, particularly as we were having difficulty with the size of the deposit".
"We did check, to the best of our ability," he said.
"We were doubtful because it's been going on so long, the speculation, we thought it might be a hoax so we did check all the way down the line that it was real," he said.
We did check for the possible involvement of cells of the monocyte/macrophage lineage by staining for F4/80 but no F4/80-positive cells were present in the region of the vessels in which we observed vascular defects (data not shown), arguing against a role for cells of this lineage.
However, we did check all clinical records for plausibility before conducting our statistical analysis.
We did check the newer versions and the methodology used for database construction has not been changed.
According to Shore, "three different doctors... check everything we do".
We do check but the ingenuity of our hires often surprises even us.
We do check the "You Tell Us" thread, where many routinely go to do that, so we are aware of your issues.
"Right," he said, "because I was doing it like, 'I've got a match to make!' " Ms. Paulson said: "It's funny because we do check in with each other.
We do not check voter registration cards but we do check health insurance cards.
