04:35
Prepositions of Instruments and Means
1495 Views
09:35
Parallel Structure
1682 Views
03:10
Language Use
2108 Views
02:40
Writing Formal Letters
1526 Views
03:08
Meaning and Form
1541 Views
09:03
The Use of the Present Perfect
1489 Views
00:49
Key Words: Present Perfect
3384 Views
04:50
Have or Has
1481 Views
03:20
Since vs For
1666 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
2034 Views
03:45
The Form of the Active Voice
1522 Views
03:29
What is the Passive Voice?
1569 Views
07:20
The Form of the Passive Voice
1537 Views
09:31
Changing from Active into Passive
1316 Views
01:59
The Tense of the Passive Voice
1578 Views
01:52
The Form of Irregular Verbs
1468 Views
01:56
READING COMPREHENSION &VOCABULARY
1446 Views
13:16
REWRITE SENTENCES
1275 Views
03:40
LANGUAGE USE & WRITING
2122 Views
04:11
Can as a Modal of Permission and Request
1605 Views
02:29
The Renaissance
1486 Views
05:34
Compound Nouns: Noun + Noun
1901 Views