1.Weatherpermitting£¬thepicnicwillbeheldas__________(schedule).

2.Theroomhasn’tbeencleanedforalongtime£¬soitlooks__________(dust).

3.Hisfirstbook____________(publish) nextmonthisbasedonatruestory.

4.Thelakeiscalmandclear£¬andoneofthethingsthat____________(reflect) inthewateristhefamoustower.

5.Weurgeextremecautionintheuseofthismedicine£¬whichhasnotbeen____________(official) approvedyet.