03:29
Language Use
3898 Views
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Key Words: Present Perfect
3086 Views
30:17
STRUCTURE
2341 Views
01:48
READING AND VOCABULARY
2221 Views
03:10
Language Use
1933 Views
03:40
LANGUAGE USE & WRITING
1818 Views
14:19
03:30
Language Use
1796 Views
10:19
Clauses of Result
1752 Views
05:34
Compound Nouns: Noun + Noun
1728 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
1714 Views
01:48
Two- Word Verbs
1583 Views
00:47
WRITING
1537 Views
03:20
Since vs For
1496 Views
09:35
Parallel Structure
1489 Views
04:16
It is + adjective + to + verb
1478 Views
01:25
Describing Job Conditions
1426 Views
07:56
Modals of Necessity
1401 Views
03:29
What is the Passive Voice?
1394 Views
03:27
Polite Requests
1392 Views
03:53
The Past Participle as Adjectives
1384 Views
01:59
The Tense of the Passive Voice
1375 Views
06:30
May as a Modal of Permission and Request
1371 Views
09:02
The Embedded Question
1358 Views
03:40
Preopsition & Prefixes
1358 Views
03:45
The Form of the Active Voice
1357 Views
07:20
The Form of the Passive Voice
1354 Views
06:00
The present continuous
1346 Views
15:24
STRUCTURE: Objective Questions
1343 Views
03:08
Meaning and Form
1343 Views