30. Even if you are an experienced teacher, you sometimes ____ make some mistakes.
—How can I get to Guangzhou within five hours? —There is no wayby air.
Tom is kind:He iswilling to help others.
The mother felt very happyher daughter’s success.
—Wasn’t it Dr.Wang who spoke to you just now? —.
Under the apple tree in the garden,smiling at another fruit harvest.