【1】 This will make it easier to squeeze（挤）the juice from the fruit. Warm lemons by placing in the microwave. First poke（刺） the skin of the lemon with a fork, being careful not to poke all the way through the skin to the flesh. Place the lemon(s) in the microwave on high for 20 to 30 seconds. 【2】Allow them to sit in the hot water for 30 seconds.

After the lemons have been warmed, roll them on a solid surface. Keep rolling until you feel the flesh softening. After rolling the lemons, cut them in half crosswise. Place one half of the lemon on the juicer, apply pressure and twist the lemon to remove the juice. 【3】

Remove all the seeds from the juicer once you have finished. The extra pulp（果浆）that has collected in the bottom of the juicer can be added to the lemon juice once the seeds have been removed, unless pulp-free juice is required. If it is necessary to use pulp-free juice, strain juice to separate any pulp that may have gotten into the juice.

In a saucepan, bring cup of water to a boil and then add cup of sugar. Continue to cook over medium low heat until sugar has completely dissolved. 【4】 Stir to mix thoroughly and then allow the mixture to cool. The lemon syrup can be stored in the refrigerator until needed or it can be mixed with water to produce lemonade.

【5】 Taste to test for sweetness and make necessary improvements. Refrigerate until chilled or serve over ice.

A.To make lemonade, add lemon syrup to cups of water.

B.Lemons can also be warmed by placing them in boiling water.

C.Remove from the heat and add cups of fresh lemon juice.

D.The juice can also be removed by squeezing the lemon by hand.

E.For additional flavor, add your favorites when adding the fresh lemon juice.

F.The lemons should be room temperature or warmer before the juice is removed.

G.About 4 medium lemons can produce 1 cup of lemon juice required for this recipe.

【答案】

【1】F

【2】B

【3】D

【4】C

【5】A

【解析】

这是一篇说明文。文章主要介绍了自制柠檬水的过程。

【1】

由本段下文“把柠檬放在微波炉里加热。”可知，承接下文，F选项“在挤出果汁之前，柠檬应该在室温或更高的温度下。”切题；该选项中的The lemons should be room temperature or warmer对应下文中的Warm lemons。故选F项。

【2】

由下一句“让他们在热水中坐30秒。”可知，承接下文，B选项“柠檬也可以放在开水里加热。”切题；该选项中的placing them in boiling water对应下文中的Allow them to sit in the hot water。故选B项。

【3】

由上一句“将半个柠檬放在榨汁机上，压榨柠檬，得到柠檬汁。”可知，承接上文，D选项“也可以通过手工挤压柠檬来获取柠檬汁。”切题；前后两句表顺承，都是指得到柠檬汁的方法。故选D项。

【4】

由上一句“继续用中低火煮，直到糖完全溶解。”和下一句“搅拌至完全混合，然后让混合物冷却。”可知，承接上下文，C选项“停止加热，然后加入一杯半新鲜的柠檬汁”切题；此处指柠檬水的做法。故选C项。

【5】

由下一句“品尝甜度，并进行必要的改进。”可知，承接下文，A选项“要做柠檬水，在杯子里加入4杯半的柠檬糖浆。”切题；前后两句衔接紧密，符合语境。故选A项。