题目

When you ask a stranger for ________, polite expressions should ________ in your question. You can start with “Could you please…?” or “May I ask…?”.A.direction, include B.directions, be included C.direct, be including 答案：【答案】B【解析】句意：当你向陌生人询问方向，礼貌的表达应该被包含在你的问题中。你可以说“你能不能……？”或者“我可以问……？”direction是名词，意为“方向”，directions 是其名词复数形式，direct可作形容词，意为“直接的”，direct也可作动词，意为“指导”。include是动词，意为“包含”下列食物链正确的是A．水稻→田鼠→鹰B．昆虫→鸟→鹰C．阳光→草→兔→狼D．狼→羊→草