"Lengthwise' and "securely" are the adverbs. Adverbs modify the verb, and tell how something is done.
The word "securely" is not an adverb in the sentence. It is an adjective describing how the frame was fastened.
The word "lengthwise" is not an adverb in this sentence. It is describing the manner in which the frame was measured.
She fastened her seatbelt before the car started moving.
I measured the thickness of the paper using a micrometre.
Weight is measured in kilos, liquid is measured in litres and sound is measured in decibels.
You measured the frame lengthwise and then fastened it securely. There are two adverbs in this sentence - lengthwise (modifying measured) and securely (modifying fastened). All other words are not adverbs.
The word "securely" is not an adverb in the sentence. It is an adjective describing how the frame was fastened.
The word "lengthwise" is not an adverb in this sentence. It is describing the manner in which the frame was measured.
Please make sure that your seat belt is securely fastened.
She fastened her seatbelt.We have fastened him to the altar, signal the dragon to accept the offering.
She fastened her seatbelt before the car started moving.
securely
I fastened the clasp of her new necklace at the back of her neck.
Yes, the word securely is an adverb.An example sentence is "he securely tied the boat to the harbour".
Before the storm, I tethered the boat securely to the dock.
Example sentence - We will make sure our boat is securely docked for the night before we leave.
He