3 Make up sentences using the Past Perfect Tense. 1) My parents/never to ski/in the mountains before. 2) She,
to ask/you for help? 3) How many tickets/you/to sell/by seven
o'clock yesterday? 4) The climbers/to find/this cave/two years
before. 5) Adam/to arrive/to the camp/before the sunrise. 6)I.
to receive/your e-mail/by the end of the working day. 7) The
hurricane/to stop/by the end of the day? 8) Whom/they/to
speak to/before the conference? 9) His cousins/not to visit/this
country/before. 10) The children/to plant/the trees/by twelve
o'clock yesterday.​