Both examples need commas after their modifiers, as well as some other punctuation that isn't currently allowed in Wiki questions.
Other than that, the first example is correct. It implies that you were standing on the chair, which is a reasonable action for you to take when you want to reach something high.
The second example is incorrect. It implies that the alarm clock was startled by its own noise. It's more likely that the person who knocked the alarm clock onto the floor was startled.
Example #2 correction: Startled by the noise, I (he/she/etc.) knocked the alarm clock onto the floor.
The professor was teaching the class wearing a tweed coat.B.Kim served the guests wearing her favorite party gown.Puzzled, the riddle left Jennifer scratching her head in confusion.A misplaced modifier in a sentence occurs when a word, phrase, or some clause is placed far from the word it modifies, which makes the sentence confusing.
The active voice sentence "Who is knocking at the door?" can be changed to passive voice as "By whom is the door being knocked?" In the passive voice sentence, the subject of the active voice sentence ("who") becomes the object of the preposition "by," and the verb "knocking" is changed to "being knocked," with the helping verb "is" moved to the appropriate position.
Here is an example sentence for 'chaos':The hurricane knocked down the buildings and caused a power cut, resulting in total chaos.
The cat landed on the dinner table with a clangor as it knocked the plates onto the ground.
The word rambunctious refers to being overly exuberant or active. An example of the word in a sentence would be: "The rambunctious puppy knocked over an expensive vase".
The problem with the wording in "Startled by the noise, the alarm clock was knocked on the floor" is that it makes it sound like the alarm clock was startled. It would be better written: "Startled by the alarm clock, I knocked it on the floor."
The professor was teaching the class wearing a tweed coat.B.Kim served the guests wearing her favorite party gown.Puzzled, the riddle left Jennifer scratching her head in confusion.A misplaced modifier in a sentence occurs when a word, phrase, or some clause is placed far from the word it modifies, which makes the sentence confusing.
astounded, amazed, staggered, surprised, startled, stunned, confounded, stupefied, dazed, taken aback, flabbergasted, floored, bowled over, knocked for a loop.
After being knocked out he regained consciousness.
'the arrowhead was knocked to the ground as i crashed into the wall' you have just used it by saying "How do you put arrowhead in a sentence?"
The active voice sentence "Who is knocking at the door?" can be changed to passive voice as "By whom is the door being knocked?" In the passive voice sentence, the subject of the active voice sentence ("who") becomes the object of the preposition "by," and the verb "knocking" is changed to "being knocked," with the helping verb "is" moved to the appropriate position.
Here is an example sentence for 'chaos':The hurricane knocked down the buildings and caused a power cut, resulting in total chaos.
He broke the clock when he accidentally knocked it off the wall.
You can use the word "someone" in a sentence to refer to an unspecified person. For example, "Someone knocked on the door," implies that a person, whose identity is unknown or irrelevant, knocked on the door.
One example would be "How do you put the word paperweight in a sentence?". Another example would be "He knocked the paperweight off his desk.".
Once the little girl knocked over the tree there became a debacle.
The cat landed on the dinner table with a clangor as it knocked the plates onto the ground.