Complete each sentence with a suitable word. Write one word in each gap.
The girl saw the building collapsing like a _ _ _ _ e of cards.
We should never support child _ _ _ o _ _.
To the teacher's _ _ _ _ _ i _ _, we came back on time.
Don't miss the _ _ _ n _ _ to visit Brazil and see its sights.
I won't put on my new trainers; it's _ _ a _ _ _ _ wet and dirty outside!
When I was five, I became a survivor in a _ _ _ _ _ a _ disaster.
Номер 2
сопоставьте предложения
a) used to living in your city after the tsunami?
b) used to staying in for snowy weather.
c) to dream of becoming an astronaut.
d) studying in Paris, she moved there a month ago.
e) sort litter, but now we separate glass, paper, and plastic from the other waste,
f) to reading news about ecology every morning.
Write one letter in each gap.
1. Derek is an actor and musician now, but ten years ago he used
2. My sister will soon get used to
3. I'm used
4. Nobody in my family used to
5. Are you getting
6. Liz would love to go for a walk, she isn't
2) Much of the equipment in the office needs updating.
3) A car is a means of transport.
4) How many cigarettes do you smoke a day?
5) When I got to the theatre, they were already playing the second act.
6) Unusual facts, marvels are called phenomena.
7) The brown sweater is the best.
8) That was the most interesting movie I have ever seen.
9) Uncle Carl is really a sweet old man.
10) Which is the longest river, the Dnipro or the Dnister?
11) Fanny can sew dresses so well.
12) Taras drives dangerously.
13) Those apples look delicious. May I have one?
14) She often sneaks out of the house quietly.
15) I absolutely refuse to stay here any longer.
Muscle Contraction: Muscles are made up of bundles of individual muscle fibers. When these muscle fibers receive signals from the nervous system, they contract, which means they shorten and generate force. This contraction is the primary mechanism by which muscles create movement.
Muscle Groups and Antagonistic Pairs: Muscles often work in groups and pairs to create coordinated movements. For example, when you bend your arm at the elbow, the biceps muscle contracts, while the triceps muscle relaxes. These muscles are known as antagonistic pairs, as they have opposing actions.
Tendons and Bones: Muscles are attached to bones via tendons, which are strong connective tissues. When a muscle contracts, it pulls on the attached tendon, which, in turn, pulls on the bone, causing movement around the joint.
Muscle Fiber Types: Our muscles consist of different types of muscle fibers, including slow-twitch fibers and fast-twitch fibers. Slow-twitch fibers are responsible for endurance activities and sustained contractions, while fast-twitch fibers generate more force and are involved in quick, powerful movements.
Muscle Synergies: Multiple muscles often work together in a coordinated manner to perform complex movements. These muscle synergies involve the activation and synchronization of various muscle groups to produce smooth and efficient motions.
Fine Motor Control: In addition to larger movements, our muscles also enable fine motor control. Small, intricate movements, such as typing on a keyboard or holding a pen, require precise coordination of muscles and motor units to execute precise actions.