参考答案

正确答案：A
解析：stroll：散步。walk：走路；散步。Theoldprofessorusuallytakesalittlestrollinthegardenearlyinthemorning.那个老教授常常一清早在花园里散散步。Hetakesawalkonlywhenheisfree.只有有空时他才散散步。rest：休息。Shetakesarestoccasionally.她偶然也休息休息。breath：呼吸。Jacktookadeepbreathanddivedin.杰克深深吸了一口气，然后潜入水中。