04:35
Prepositions of Instruments and Means
1362 Views
09:35
Parallel Structure
1541 Views
03:10
Language Use
1978 Views
02:40
Writing Formal Letters
1387 Views
03:08
Meaning and Form
1394 Views
09:03
The Use of the Present Perfect
1355 Views
00:49
Key Words: Present Perfect
3203 Views
04:50
Have or Has
1357 Views
03:20
Since vs For
1540 Views
05:33
THE PRESENT PERFECT & THE SIMPLE PAST
1821 Views
03:45
The Form of the Active Voice
1393 Views
03:29
What is the Passive Voice?
1441 Views
07:20
The Form of the Passive Voice
1398 Views
09:31
Changing from Active into Passive
1194 Views
01:59
The Tense of the Passive Voice
1414 Views
01:52
The Form of Irregular Verbs
1341 Views
01:56
READING COMPREHENSION &VOCABULARY
1329 Views
13:16
REWRITE SENTENCES
1159 Views
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LANGUAGE USE & WRITING
1884 Views
04:11
Can as a Modal of Permission and Request
1358 Views
02:29
The Renaissance
1366 Views
05:34
Compound Nouns: Noun + Noun
1776 Views