初三英语题，求解析！

50. A few big eggs _____were laid__________(lay) by these ducks last night.
鸡蛋是被下的，且后面有by，所以用被动

55. Tom had two of his_______teeth_______ (tooth) ____pulled_____(pull) out last year.
tooth的复数为teeth，其次固定词组：have sth. done

60. It’s snowing ______heavily________(heavy) when he got home today than yesterday.
snow是动词所以用副词修饰

63. Japanis a ______developed______(develop) country, butChinais a _____developing________ (develop) one.
developed：发达国家 developing：发展中国家

82. They can’t help___to plant____(plant) trees because of his headache
can’t help to do sth．表示“不能帮助做某事”

84. The ______development_______ (develop) of digital television is very fast in recent years.
发展的名词

89. I likeTokyovery much. I _______have been_______(come)here since l was five years old.
有since用现在完成时且动词用长动作

91.The sun shines ____brightly____ (bright) in summer.
shine是动词用副词修饰

93.Our teacher was ____pleased____ (please) with my answer to the question.
固定词组：be pleased with

99. By the end of last term, we _____had learned______ (learn) ten English songs.
by the end of last term用过去完成时
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were laied 被动语态的一般过去式
teeth pulled have sth done
heavily 修饰动词的状态
developed developing常识，发达国家与发展中国家
to plant
development
have been 瞬间转延续
brightly
pleased
had learned 标准的过去完成时

希望有用

50. A few big eggs (were laid ) by these ducks last night.
昨晚发生的事要用一般过去时的被动语态。

55. Tom had two of his (teeth) (were pulled) out last year.
第一空是名词复数； 第二空要用被动词语态，去年发生的事故一般过去时的被动语态。

60. It’s snowing (heavily ) when he got home today than yesterday.
修饰动词用副词。

63. Japanis a (developed) country, butChinais a (developing ) one.
日本是发达国家；而中国是发展中国家。

82. They can’t help (planting ) trees because of his headache
固定用法：can't help doing sth 迫不及待做某事

84. The (development ) of digital television is very fast in recent years.
名词作主语‘ 发展’

89. I likeTokyovery much. I (have been )here since l was five years old.
分析：COME 是终止性动词,它的完成时不能与SINCE 连用，故要改为HAVE BEEN

91.The sun shines (brightly ) in summer.
副词修饰动词SHINE

93.Our teacher was (pleased) with my answer to the question.
固定用法：be pleased with ...对……满意

99. By the end of last term, we (had learned) ten English songs.
分析by the end of ... 常与过去完成时连用。

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were laid 是过去式被动。要记住不规则变化。
teeth pulled; have sth done

heavily ; 动词是用副词来修饰
developed 发达的； developing 发展中的
to plant ; help to do 帮助做某事
development　　发展的名词
have　come　　现在完成时态　since
brightly　副词修饰动词

Pleased　　　；　be　pleased　with　对　　感到满意
had　learned； by +过去时间。主句用过去完成时态。

楼主，希望对你有帮助。