根据句子意思，用所给单词的适当形式填空。多谢

71 Their parents are both teachers And_(I) are doctors。72. You can make a_(decide) among the suggestions.73. THe law of gravity_(discover)by Isaac Newton about 350 scars ago.74. He lives on the__(nineteen ) floor of the building.75. We had better eat more_(harm ) vegetables.76____(luck）all of them were hurt in the accident.77.1 am going to the USA to have a_(far) study.78 The Great Wall as well as the palace museum__(attract)lots of tourists from abroad every year。79.We should do everything we can_(protect)the environment.80。By 5:30yesterday afternoon he_(ftnish)writing the laboratory report.

2026年09月28日 03:43

有6个网友回答

网友（1）：

71.mine指代我的父母
72.decision make a decision固定搭配做决定
73.was discovered被发现
74.nineteenth序数词第十九层
75.harmful 形容词，有害的
76.unluckily不幸的是
77.further比较级，表示程度上
78.attracts谓语用单数
79.to protect不定式表目的
80.had finished by＋过去时间用过去完成时

网友（2）：

71. mine
72. decision
73. was discovered
74.nineteenth
75. harmless 无害的
76. Unluckily 大些首字母
77. further
78. attracts
79. to protect
80. had finished

网友（3）：

mine
decision
was discovered
nineteenth
harmless
unluckily
further
attracts
to protect
had finished

网友（4）：

1.mines 2.decision 3. was discovery 4.nineteenth 5.harmless 6.Unluckily 7.further 8.attracts 9.to protect 1o.had finished

网友（5）：

71 we, 72 decision ,73 was discovered ,74 nineteenth,75 harmless, 76 As luck would have it, 77 far- 78 attract 79 to protect 80 had finished

网友（6）：

neither
decesion
was discovered
ninteenth
harmless
Unluckily
further
attracts
to protect
had finished