Doing your homework is a sure way to improve yor test scores, and this is especially true ____ it comes to classroom tests.
| A．before | B．since | C．when | D．after |
She had just finished her homework ______ her mother asked her to practise playing the piano yesterday.
| A．when | B．while |
| C．after | D．since |
______ ，the search engine just gave me some brief introductions rather than the whole content of the book to read.
| A．Luckily | B．Mostly |
| C．Funnily | D．Disappointingly |
It is difficult for any of us to eat better, exercise more, and sleep enough, ______ we know we should.
| A．because | B．even if |
| C．unless | D．before |
Alice ______ her father that both she and her husband would be happy if he would live with them.
| A．convinced | B．reinforced |
| C．pledged | D．required |
In order to support the big family, he worked so hard that ______ he made himself ill.
| A．occasionally | B．purposefully |
| C．normally | D．eventually |