My friend, David, was not used __________by air, so he felt unwell.

onth we students all had some great speeches. The headmaster together with some other teachers __________ to attend it, too.

Yesterday I________from the Internet that the environmental organization was________on March 15,1986.[ ]

summer, John helps his parents the shop in the city center.

It’s already 11 o’clock and nobody answers the phone. George ________ asleep now.