types A and D (proceeds and cost reported to IRS can each be reported as a single line item provided there are no adjustments such as for wash sales. all others must be detailed.
the work around is to list each type as a single line item. use adjustment code M (multiple trades) then submit for 8453 to IRS. it and a copy 1099-B detailing each trade must be mailed as instructed. check the box 8949
https://www.irs.gov/pub/irs-pdf/f8453.pdf
do you have a problem when you try to import from E-trade which should bring in each trade and thus no entries by you would be needed UNLESS $0 cost is involved which presents an issue - either on the broker side or Turbotax side - zero cost box left blank causes an issue in Turbotax.