16.After the trainer was sure that the whale could look after itself, he ________ it into the sea.

　　A.transported B.unloaded C.released D.handled

　　17.The teacher wrote an example on the blackboard to ________ to point.

　　A.illustrate B.suggest C.express D.recognize

　　18.If anybody calls, tell them I’m out, and ask them to ________ their name and addresses.

　　A.pass B.write C.take D.leave

　　19.The thing that ______ is not whether you fail or not, but whether you try or not.

　　A.matters B.cares C.considers D.minds

　　20.He will never ______ anything if he doesn’t work hard.

　　A.hope B.wish C.achieve D.succeed

　　答案

　　16.【答案】C。解析：句意：训练者在保证鲸可以自己照顾自己之后，把它放归大海。transported运输，传送，unloaded卸，摆脱……负担，released释放，放弃，handled触摸，搬运，处理，故本题答案选C。

　　17.【答案】A。解析：句意：老师在黑板上写了一个例子阐明观点。illustrate举例说明，阐明;suggest建议，暗示，表明;express表示，表达;recognize认可，承认，认出。故本题答案选A。

　　18.【答案】D。解析：句意：如果有人打电话，告诉他我出去了，请他留下姓名和地址。leave离开或留下某物。leave one’s name and address意为：留下姓名和地址。这是习惯用语。故本题答案选D。

　　19.【答案】A。解析：句意：重要的不是您是否失败，而是您是否尝试过。matter重要;care关心;consider思考，考虑;mind介意。故本题答案选A。

　　20.【答案】C。解析：句意：如果他不努力，他将永远不会取得任何成就。hope希望;wish期望，盼望;achieve完成，做到;succeed成功。故本题答案选C。