Curso TOEFL TEST :: Evaluation # 2

LOS CURSOS DE INGLES GRATIS PREFERIDOS POR LOS HISPANOHABLANTES

 

SECTION 2: STRUCTURE AND WRITTEN EXPRESSION
PART A: STRUCTURE

LESSON # 43

Ambiguous tag questions

Structure 1

The abbreviation 's may refer to either is or has.

S = Subject

  S's      -ing form               ,       isn't        S

She's       doing       her best,       isn't       she?

Avoid using hasn't instead of isn't when the abbreviation is followed by an -ing form.

S = Subject

  S's    participle                ,       hasn't        S

She's       done       her best,       hasn't       she?

Avoid using isn't instead of hasn't when the abbreviation is followed by a participle.

Structure 2

The abbreviation 'd may refer to either would or had.

S = Subject; VW = Verb Word

 S'd        VW               ,       wouldn't       S

He'd       work       overtime,       wouldn't       he?

Avoid using hadn't instead of wouldn't when the abbreviation is followed by a verb word.

S = Subject

 S'd      participle            ,        hadn't        S

He'd       worked       overtime,        hadn't       he?

Avoid using wouldn't instead of hadn't when the abbreviation is followed by a participle.

EXAMPLE:

Incorrect:

She's taken the test already, isn't she?

Correct:

She's taken the test already, hasn't she?

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