1. It is reported that a ship is missing.
(a) A ship is reported missing.
(b) A ship is reported to be missing.
(c) A ship is reported to miss. ungrammatical
(d) A ship is reported to be lost. It's missing, not lost>
2a. Several people reported having seen the girl. <active>
2b. Several people were reported to have see the girl. <passive>
3a. It is suspected that aliens abducted the humans in the lost ships.
3b. Aliens are suspected to have abducted the humans in the lost ships.
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