If H2 burn in O2, we can get _____.

When first ________to Britain, tea was not so popular like today[ ]

So convenient _______ to pcard thatmore and more people apply for their credit cards.

He insisted that his bike ______ stolen and his wife insisted he ______ have to telephone the police.[ ]

For example, don’t keep looking at the ground or staring into space, or talk with your arms _____