04:35
Prepositions of Instruments and Means
1607 Views
09:35
Parallel Structure
1804 Views
03:10
Language Use
2226 Views
02:40
Writing Formal Letters
1662 Views
03:08
Meaning and Form
1682 Views
09:03
The Use of the Present Perfect
1630 Views
00:49
Key Words: Present Perfect
3577 Views
04:50
Have or Has
1576 Views
03:20
Since vs For
1754 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
2233 Views
03:45
The Form of the Active Voice
1643 Views
03:29
What is the Passive Voice?
1681 Views
07:20
The Form of the Passive Voice
1654 Views
09:31
Changing from Active into Passive
1426 Views
01:59
The Tense of the Passive Voice
1700 Views
01:52
The Form of Irregular Verbs
1568 Views
01:56
READING COMPREHENSION &VOCABULARY
1565 Views
13:16
REWRITE SENTENCES
1376 Views
03:40
LANGUAGE USE & WRITING
2342 Views
04:11
Can as a Modal of Permission and Request
1830 Views
02:29
The Renaissance
1602 Views
05:34
Compound Nouns: Noun + Noun
1997 Views