Q

Explanation

Skills tested

75

tick

76

over the past two years. An adjective is used instead of a verb.

Part of speech

77

complaints are concerned. A verb-to-be is needed. `Concerned' is an adjective.

Verb-to-be

78

singing loudly. An adverb is used to modify the manner of singing

Adverb

79

the article before `night' is omitted. `At night' is a common expression in English.

Article

80

usually issued warnings and rarely prosecuted. These two elements should be combined, not either one

Common sense

81

tick

82

resident blocks are. Since `blocks' is in a plural form, the verb followed should be in the plural form.

Plurality

83

of' is omitted `But the most his staff' means the greatest extent his staff can do. Don't mix up with the common expression `most of his staff'.

Confused expression

84

violations are handled. A passive form is needed.

Passive form

85

tick

86

the problem is not remedied. A passive form is needed.

Passive form

87

which is omitted. An official notice is issued ordering the owner to do sth. `Ordering the owner to do sth' tells readers about the official notice. “Ordering “ is a present participle modifying the preceding noun phrase, “an official notice.

Present participle modifying the preceding noun phrase.

88

89

have been disturbed It should be in present perfect tense.

90

located on the fourth floor. The past participle used as an adjective is used.

91

92

93

tick

94

　but no action The adjective `no' should be added.

95

　so noisy that. It is a pattern `so + adj + that' shows a result.