Past Simple vs Past Continuous & Used To
Which tense do we use for the sentence after 'When'?
Which tense do we use for the sentence after 'While'?
When: Past Simple
While: Past Continuous
After checking every possible route on the map, the hikers realised they had been walking __________ the mountain for hours rather than towards the summit.
Around
We use 2nd Conditional to talk about?
Things that are not true now or unlikely to happen in the future.
Unlike my close relative, I bring something into existence rather than reveal it. Before I happen, the thing does not exist in its final form. What am I?
To invent
I spend my career studying the past, but I am neither a historian reading old documents nor a treasure hunter seeking riches. The clues I value most are often broken, buried, or forgotten. Who am I?
Archaeologist
The usage of 'Used To' is?
Past habits or states that are no longer true
The scientist insisted that progress could not be made by constantly looking at past failures; instead, the team had to keep moving __________ despite the setbacks.
Forward
We use 'I wish' to talk about?
Things that are not true, regrets, or things we want to be different
I am a planned attempt to find out whether an idea is correct. Success and failure are both useful to me because either result can provide evidence. What am I?
An experiment
We are not caves, yet we can be found below ground level. Some of us are created deliberately, while others appear naturally. Whether for mining, trapping, or disposal, we are known more for our depth than our height. What are we?
Pits
When do we use 'When' and when do we use 'While'?
When: talking about completed actions
While: talking about action in progress
As the tide unexpectedly rose, the tourists were advised to move __________ the shoreline immediately, even though the waves still seemed harmless.
Away from
How many clauses are there in 2nd Conditional and what is the sentence structure for 2nd Conditional?
Condition clause: If + past simple
Result clause: would/wouldn’t + base verb
I often begin with questions rather than answers. I may involve reading, observing, comparing, collecting evidence, and analysing information, yet I do not necessarily produce anything new immediately. What am I doing?
To do research
I am not a full disaster, yet I may warn that one is coming. I can rattle windows, disturb sleepers, and make people glance nervously at the ground beneath their feet. Though I am often brief, I can reveal powerful forces hidden deep below. What am I?
Tremors
The Positive, Negative & Question sentence structures for 'Used To' are?
Postivie: Subject + used to + base verb
Negative: Subject + didn’t use to + base verb
Question: Did + subject + use to + base verb
The detective warned the witness not to look directly at the suspect. Instead, she was told to walk __________ slowly while describing everything she could remember about his face.
Backwards
What are the sentence structure for 'I Wish'?
Wish about present
Wish about past
Wish about future
Wish about own's abilities/limitations
Wish about present: I wish + subject + past simple
Wish about past: I wish + subject + past perfect
Wish about future: I wish + subject + would + base verb
Wish about own's abilities/limitations: I wish + subject + could + base verb
I do not prevent a problem from happening, nor do I merely make it easier to endure. Instead, I aim to remove the problem itself so that it no longer exists. What am I?
A cure
Some people wrongly think I am merely a guess. In reality, I am an explanation supported by evidence and repeated observation, though I may still be tested, refined, or challenged. What am I?
Theory
________ the students __________ (argue) over the answer to a particularly difficult question, the teacher suddenly __________ (realise) that one of the examples she had written on the board earlier __________ (contain) a mistake, and the class fell silent ________ she __________ (point) it out.
While, were arguing, realised, contained, when, pointed
During the inspection, the principal spent nearly an hour walking __________ the corridors, checking every classroom twice before making a decision.
Up and down
If the school principal _________ (know) that the "lost" examination papers had actually been filed in the wrong cabinet before the rumours spread, she _________ (not call)the emergency meeting that caused so much panic among parents.
knew, wouldn't call
I happen when something has existed all along, even though nobody knew about it. I do not create anything new, yet the world may never be the same after I occur. What am I?
To discover
I deal with things so small that millions of them could fit where your eye sees only a tiny space. Despite my size, I may change medicine, electronics, and materials in remarkable ways. What am I?
Nanotechnology