Your
glasses (was/were) on the bureau last night.
ð
It
is about subject-verb agreement. This sentence contains/consist of 4
units. The first your glasses as a subject,the second were as a
predicate,the third on the bureau as a complement and the last,last
night as modifier of time. The world class of your glasses are non
phrase which ‘your’ possesive,were are statistive verb,on the bureau
is complement and last night is adverb of time. The correct answer is were
because the subject glasses is plural.
2.
Exercise
12
I
hurt (my/mine/the) leg.
ð
It
is about pronouns. This sentence contains/consist of 3 units. The first I
as a subject,the second hurt as a predicate and the last my leg
as an object. The world class of I is pronoun,hurt is transitive
verb and my leg is non phrase which “my” possesive. The correct answer
is my because my is possesive and position before noun.
3.
Exercise
13
You
would be better off (to buy/buying) this car.

We
are expecting (Henry/Henry’s) to call us.

5.
Exercise
15
The house needs to be ......................
(paint) soon.
ð
It
is about needs. This sentence contains/consist of 4 units. The first the
house as a subject,needs as a modal,to be as an auxiliary,painted
as a predicate and the last soon as modifier of time. The world class of
the house is noun,needs to is transitive verb + s, be painted
is transitive verb,soon is adverb of time. The correct answer is painted
because the verb needs is followed by the infinitive.