III. Supply the correct tense of the verbs in the present simple or future simple.

1. If he............... (not take) a bus, he............

(take) a train.

2. If it ..................(not rain), we....

................ (go) to the beach.

3 He.................. (turn) on the heater if it ............(get) too cold.

4. If we ..............(walk) there, it ...............(take) us about fifteen minutes.

5. I................ (wear) a raincoat if it.............. (rain).

6. She .............(go) by bus if her car............. (not start).

7. They............. (cancel) the game if the weather............. (be) bad.

8. I .............(not dance) unless somebody .............(invite) me.

9. Unless we............. (do) something now, it .............(be) too late.

10. If you ............. (not put on) on sunscreen, you .............(get) a sunburn

`1.` doesn't take `-` will take

`2.` doesn't rain `-` will go

`3.` will turn `-` gets

`4.` walk `-` will take

`5.` will wear `-` rains

`6.` will go `-` doesn't start

`7.` will cancel `-` is

`8.` won't dance `-` invites

`9.` do `-` will be

`10.` don't put on `-` will get

- Câu điều kiện loại 1: If + HTĐ, S + will/can/may/... + (not) + V(bare)

- Unless + HTĐ, S + will/can/may/... + (not) + V(bare)

- If not = Unless (Trừ khi)

- Lưu ý: Mệnh đề chứa Unless phải luôn ở dạng khẳng định

- Thì HTĐ:

+ Với động từ thường:

(+) S + V(s/es)

(-) S + don't/doesn't + V(bare)

+ Với động từ tobe:

(+) S + is/am/are + N/Adj

(-) S + is/am/are + not + N/Adj

`1)` doesn take `-` will take

`2)` doesn't rain `-` will go

`3)` will turn `-` gets

`4)` walk `-` will take

`5)` will wear `-` rains

`6)` will go `-` doesn't start

`7)` will cancel `-` is

`8)` won't dance `-` invites

`9)` do `-` will

`10)` don't put on `-` will get

`-` Notes:

`-` Điều kiện loại `1`: Diễn tả hành động có thể xảy ra trong tương lai và hiện tại

`-` If + S + V(HTĐ), S + will/can/may + V(nt) + O

`-` HTĐ:

`( + )` S + Vs/es + O

`( - )` S + do/does not + V + O

`#Ph`