He waited until it was dark ____ nobody could see him clearly

he bank of the river, we found him________ on a beach, with his eyes _____ on a kite in the sky

With April 18’s railway speedup, highway and air transport will have to compete with _____ service for passengers. [ ]

What will you do if it __________ tomorrow —I’ll stay at home and watch the match on TV.

_______go to the cinema together with me —Good idea .