Will/would
A. Will/would is used to indicate future event.
For Example:
1.
Mary will leave in January.
2. I will go to Dhaka
B. Would can also used to mean past time habit
For Example:
1. When john was young, He would swim once
a day.
C. Will/would also used to indicate general request &
Courteous
1. Would you please not worry?
USED TO
Used to indicate past habit.
(Remember that used to always in this from. it can never be
use to)
For Example:
1. He used to
ride bicycle
2. NOT he use
to ride bicycle.
(Example 2 is
wrong sentence because use to is not
right from)
There are two rules of using used to
A. Express past habit
(Subject + used to
+verb in simple from)
For Example:
1. He used to eat dinner at five
o’clock
2. When
I was young, I used to swim every
day.
B. Express regular habit
(Subject+ be +used
to+verb+ing)
For Example:
1. John is used to swimming every
day
MUST
Must is used to indicate complete obligation .There are no
choice for person to chose any thing without this choice.
For Example:
1. We
must obey our parents
2. John must call his insurance agent
today
Must used to indicate assume & decision making
A. To indicate
regular present action must is used
(Must
+verb in simple from)
For Example:
1. John is very responsible boy. He must keep
it.
B. To indicate present continuous action must is used
(Must+ be verb+ing)
For Example:
1.
John is very herd worker. He must be kept it.
C. To indicate past action must is used
(Must +have +verb in past participle)
For Example:
1. Now John has got the highest marks in the
class .she must have studied hard