单项选择题
Don't be so shy. You need to learn to（）yourself.
A.assist B.assert C.asset D.assure
单项选择题 She ought to stop work;she has a headache because she（）too long.
单项选择题 A lorry（）Jane's cat and sped away.
单项选择题 It is not easy to learn English well, but if you（） you will succeed in the end.
