04:35
Prepositions of Instruments and Means
1581 Views
09:35
Parallel Structure
1774 Views
03:10
Language Use
2195 Views
02:40
Writing Formal Letters
1632 Views
03:08
Meaning and Form
1650 Views
09:03
The Use of the Present Perfect
1593 Views
00:49
Key Words: Present Perfect
3515 Views
04:50
Have or Has
1552 Views
03:20
Since vs For
1731 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
2188 Views
03:45
The Form of the Active Voice
1619 Views
03:29
What is the Passive Voice?
1651 Views
07:20
The Form of the Passive Voice
1624 Views
09:31
Changing from Active into Passive
1401 Views
01:59
The Tense of the Passive Voice
1672 Views
01:52
The Form of Irregular Verbs
1537 Views
01:56
READING COMPREHENSION &VOCABULARY
1540 Views
13:16
REWRITE SENTENCES
1352 Views
03:40
LANGUAGE USE & WRITING
2272 Views
04:11
Can as a Modal of Permission and Request
1787 Views
02:29
The Renaissance
1579 Views
05:34
Compound Nouns: Noun + Noun
1971 Views