1. Change the italicized verbs to synonymous two-word verbs.
1)They had to abandon (отказаться от) their plans.
2)I hope I haven’t omitted (пропускать) any important details.
3)I don’t think you should refuse (отказываться от) this opportunity.
4)They have performed (выполнять) their duties well.
5)He had to telephone (позвонить) his sister.
6)They asked us to test (испытать, проверить) the new device. *