b. incorrect
b. incorrect "Unless you pass your exams, you'll have to go to summer school.

"

a.
a. "When do you think you'll have finished painting?"
b.</p><p>
b. "When you take something apart so it no longer works, you dismantle it."
b.
b.

"By the end of her tour my Mum will have visited Egypt."

b.
b. "My two-year-old dog is very lively!"

"" alt="b. "Mark said he'd never kissed anyone."">

b. "Mark said he'd never kissed anyone.

"

b. incorrect
b. incorrect "Are you going to dress up for Halloween?"
a.
a.

"Li said she was practising piano."

b.</p><p>
b. "I haven't decided whether we should paint or kitchen blue, green or yellow."
b.
b. "Have you seen my scarf? It's a kind of red, woollen thing.

"

a.</p><p> gramatically good
a. gramatically good
b.</p><p> USA
Teabags first appeared commercially in the first decade of the 20th century and were successfully marketed by Thomas Sullivan, a tea merchant from New York, who shipped his teabags around the world.
b. USA Teabags first appeared commercially in the first decade of the 20th century and were successfully marketed by Thomas Sullivan, a tea merchant from New York, who shipped his teabags around the world.
b.
b. "The new swimming pool was hailed as a great benefit for the local community.

"

1.</p><p> lay off
1. lay off
c.</p><p>
c. "Take it, if you want it."
b.
b. "This hairstyle is so two years ago!"
a.
a.

"Dave and I get along well."

b.
b.

"Please stop playing your music so loudly!"

b.</p><p>
b. "On Tuesday I'll have been working here for two years."
a.
a.

"I do enjoy working in the garden."

b.
b.

"Peter hasn't spoken to Jackie since she was promoted!"

"" alt="a. "By the end of 2016, I will have learned all about future tenses in English."">

a. "By the end of 2016, I will have learned all about future tenses in English."
b. incorrect
b.

incorrect "I went for a job interview last week."

a.</p><p>
a. "Unless you're busy, could you help me?"
a.</p><p>
a. "I reckon a new car will set me back about fifteen grand."
a.
a. "When you go shopping, can you remember to get some bread?"

"" alt=""I like to go to the dentist twice a year."">

"I like to go to the dentist twice a year."
b.</p><p> a good thing that's happened unexpectedly
b. a good thing that's happened unexpectedly
b.
b. "Is Steve available to service my car on Thursday?"
b. grammatically bad
b.

grammatically bad "What happens if the car breaks down."