03:29
Language Use
3836 Views
00:49
Key Words: Present Perfect
2899 Views
30:17
STRUCTURE
2294 Views
01:48
READING AND VOCABULARY
2149 Views
03:10
Language Use
1886 Views
14:19
03:30
Language Use
1748 Views
03:40
LANGUAGE USE & WRITING
1723 Views
10:19
Clauses of Result
1703 Views
05:34
Compound Nouns: Noun + Noun
1690 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
1638 Views
01:48
Two- Word Verbs
1510 Views
00:47
WRITING
1481 Views
03:20
Since vs For
1458 Views
09:35
Parallel Structure
1440 Views
04:16
It is + adjective + to + verb
1427 Views
01:25
Describing Job Conditions
1386 Views
03:29
What is the Passive Voice?
1348 Views
07:56
Modals of Necessity
1346 Views
03:27
Polite Requests
1345 Views
03:53
The Past Participle as Adjectives
1327 Views
06:30
May as a Modal of Permission and Request
1323 Views
01:59
The Tense of the Passive Voice
1322 Views
07:20
The Form of the Passive Voice
1315 Views
03:40
Preopsition & Prefixes
1312 Views
03:45
The Form of the Active Voice
1310 Views
09:02
The Embedded Question
1306 Views
03:08
Meaning and Form
1299 Views
15:24
STRUCTURE: Objective Questions
1296 Views
07:40
The Infinitive Clauses of Purpose.
1288 Views