Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

(?) Has/Have + S+ V3/ed?

DHNB: before, since + mốc thời gian, for + khoảng thời gian, yet, already, just,....

Công thức thì HTĐ (V: tobe)

(+) S + am/is/are ..

(-) S + am/is/are + not .. 

(?) Am/Is/Are + S + ... ? 

I + am

S số ít, he, she, it + is

S số nhiều, you ,we, they + are

Công thức thì HTĐ (V: thường)

S số ít, he, she, it 

(+) S + Vs/es

(-) S+ doesn't + V1 

(?) Does +S +V1?

S số nhiều, I, you, we, they

(+) S + V1 

(-) S+ don't + V1 

(?) Do + S+ V1? 

DHNB: always, usually, sometimes, often, never, seldom,....

Công thức thì TLĐ

(+) S + will + V1 

(-) S + won't + V1 

(?) Will + S+ V1? 

DHNB: in the future, in + năm ở TL, in + time, next week, next year, ....

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

DHNB: now, right now, (!), at present, at the moment,.....

Công thức thì QKTD 

(+) S + was/were + Ving 

(-) S + was/were+ not + Ving 

(?) Was/Were +S +Ving? 

Công thức thì QKĐ (V: thường)

(+) S + V2/ed 

(-) S + didn't + V1 

(?) Did + S+ V1?

DHNB: ago, last (year, month ...), yesterday, in + năm QK, ...

-------------------------------------------------

64. is raining 

65. have worked 

DHNB: since last summer (HTHT)

66. takes

DHNB: usually, every day (HTD)

67. took / got 

DHNB: last Sunday (QKD)

68. has come 

HTHT + since + QKD

69. invented

DHNB: ago (QKD)

70. Does your father do 

DHNB: every day (HTD)

71. is running 

DHNB: Look! (HTTD)

72. called 

When + QKD, QKTD

73. was playing 

DHNB: at four o'clock yesterday (QKTD)

74. came / has lived

DHNB: in 1994 (QKD), for many years (HTHT)

75. will travel 

DHNB: next year (TLD)

76. were listening 

DHNB: at that time last night (QKTD)

77. is 

DHNB: every day (HTD)

`color{orange}{~MiaMB~}`