04:35
Prepositions of Instruments and Means
1544 Views
09:35
Parallel Structure
1726 Views
03:10
Language Use
2152 Views
02:40
Writing Formal Letters
1583 Views
03:08
Meaning and Form
1606 Views
09:03
The Use of the Present Perfect
1547 Views
00:49
Key Words: Present Perfect
3455 Views
04:50
Have or Has
1523 Views
03:20
Since vs For
1694 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
2115 Views
03:45
The Form of the Active Voice
1576 Views
03:29
What is the Passive Voice?
1622 Views
07:20
The Form of the Passive Voice
1587 Views
09:31
Changing from Active into Passive
1364 Views
01:59
The Tense of the Passive Voice
1629 Views
01:52
The Form of Irregular Verbs
1507 Views
01:56
READING COMPREHENSION &VOCABULARY
1501 Views
13:16
REWRITE SENTENCES
1309 Views
03:40
LANGUAGE USE & WRITING
2202 Views
04:11
Can as a Modal of Permission and Request
1725 Views
02:29
The Renaissance
1539 Views
05:34
Compound Nouns: Noun + Noun
1933 Views