If a sentence starts with past tense, it can only end with past tense. If a sentence starts with present tense, it can end with present, past or future tense; but if a sentence starts with future tense, it can only end with simple present tense.
Starting/ Ending of Sentences
♦ Past Tense ⇒ Past Tense
- He said he was going to the market. (correct) [usage of ‘was going’ as ‘said’ is used in starting]
♦ Present Tense ⇒ Present, Past or Future Tense
- I know you will do it. (correct) [can end in any tense]
♦ Future Tense ⇒ Simple Present Tense.
- We will not go there if it rains. (correct) [usage of ‘simple present tense (it rains)’ as sentence starts with future tense]
When two of the future course of actions are stated then simple present tense is used with the clause beginning with if/ till/ until/ unless/ when/before/ after/ as soon as/ as long as/ in case / even if etc. (time indicator words)
- We will go there even if it rains. (correct) [two actions of future- a) will go | b) rain, time indicator word- even if]
The universal truths are always expressed in simple present tense. Even if a sentence starts with past tense & then also the universal truth must be in simple present tense.
- Anita said that the earth revolves around the sun. (correct) [starts with past tense, ends in simple present tense.]
If a sentence starts with the above phrases/words then it should be used in present continuous form.
We should not use present continuous tense with verb of perception & thinking processes like smell, taste, hear, know, think etc. Also, present continuous tense should not be used with verb showing possession like have, own, comprise etc.
-It is smelling delicious. (incorrect)
-It smells delicious. (correct)
-I am having a scooter. (incorrect)
-I have a scooter. (correct)
If the sentence starts with- This is the first time Or This is the last time, then it is always in present perfect form.
• This is the first time/ last time + subject + has / have/ +v3
- This is the first time in my life, I have heard such an interesting story. (correct)
If yet, so far, already, recently are used in the sentence, then helping verb is always used in the Perfect form.
- She did not prepare her breakfast yet. (incorrect)
- She has not prepared her breakfast yet. (correct)
Since + point of time & for + period of time are used with Perfect form of tense.
- I had known him for 10 years. (correct)
- I have been working in this project since last month. (correct)
P and Q completed a work together and were paid ₹1,080 and ₹1,440, respectively. If P can do the entire work in 20 days, how many days did they take to complete the work together?Watch Solution
A college hostel mess has provisions for 25 days for 350 boys. At the end of 10 days, when some boys were shifted to another hostel, it was found that now the provisions will last for 21 more days. How may boys were shifted to another hostel?Watch Solution
A and B working alone can complete a work in 8 days and 12 days, respectively. They started working together, but A left 2 days before completion of the work. In how many days was the work completed?Watch Solution
Pipes A and B are filling pipes while pipe C is an emptying pipe. A and B can fill a tank in 72 and 90 minutes respectively. When all the three pipes are opened together, the tank gets filled in 2 hours. A and B are opened together for 12 minutes, then closed and C is opened, The tank will be empty after:Watch Solution
3 men can do as much work as 5 boys. The wages of 3 boys are equal to those of 2 men. A piece of work for which 40 boys and 15 men are employed takes 8 weeks and costs Rs 15750. How long would it take if 20 boys and 20 men were employed and how much would it cost?Watch Solution