هلا جبتلكم اليوم المعاني 
page :51-52
credible:   that can be believed
grammatical:   rules or grammer
legible:  clear enough , to be read easily
manuscript:   something written bu hand not printed 
mastery :   control , great skill of doing something
participate:   to share or joinwith others
refrain:  to stop your-self of doing something 
revise:  to correct or improve
tutor: a private teacher
usage:  the amount that something is used
page: 53 
j
e
a
d
i
f
b
h
g
c
page:54
same
a.21
c.22
23.c
24.d
25.d
opposite
c.26
d.27
b.28
a.29
a.30 
شكرا