03:29
Language Use
3773 Views
00:49
Key Words: Present Perfect
2816 Views
30:17
STRUCTURE
2249 Views
01:48
READING AND VOCABULARY
2099 Views
03:10
Language Use
1851 Views
14:19
03:30
Language Use
1711 Views
03:40
LANGUAGE USE & WRITING
1668 Views
10:19
Clauses of Result
1661 Views
05:34
Compound Nouns: Noun + Noun
1659 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
1598 Views
01:48
Two- Word Verbs
1470 Views
00:47
WRITING
1432 Views
03:20
Since vs For
1422 Views
09:35
Parallel Structure
1401 Views
04:16
It is + adjective + to + verb
1389 Views
01:25
Describing Job Conditions
1339 Views
07:56
Modals of Necessity
1314 Views
03:29
What is the Passive Voice?
1310 Views
03:27
Polite Requests
1302 Views
03:53
The Past Participle as Adjectives
1291 Views
06:30
May as a Modal of Permission and Request
1287 Views
01:59
The Tense of the Passive Voice
1285 Views
07:20
The Form of the Passive Voice
1282 Views
03:45
The Form of the Active Voice
1275 Views
03:40
Preopsition & Prefixes
1269 Views
15:24
STRUCTURE: Objective Questions
1267 Views
09:02
The Embedded Question
1265 Views
03:08
Meaning and Form
1262 Views
07:40
The Infinitive Clauses of Purpose.
1247 Views