Choose the correct sentence. A
He helps often other
students.
<
B
He helps other students
often.
7
С C
He often helps other
students.
D
Other students he help
often.
​

I. Choose the correct variant.

1. I try to spend money and time … .

a) economical; c) economically;

b) economize; d) economic.

2. Adam Smith was a Great … who made great contributions in economics.

a) politician; c) customs officer;

b) scientist; d) philosopher.

3. The lecturer described the structure of … .

a) elements; c) matter;

b) molecule; d) exports.

4. The employer gave an … to a journalist last week

a) check; c) interview;

b) bill; d) money.

5. Adam Smith is often regarded as a … of political economy too.

a) founder; c) member;

b) amateur; d) financier.

Объяснение:

Second conditional) if   temperature  is   zero, water  freezes.  if   you  heat   water, it  boils.  if   i  had   a lot of money, i  would travel   round the world.                                                             first  conditional) if   it  rains , i  will not go  to the park. if   i  see   mary, i  will tell   her.