W5
Vocabulary
Let’s go over the new vocabulary for this week.
enable (v.)
make someone able to do an action
1
The new computer will enable us to do our homework faster.
scarce (adj.)
hard to get; rare
2
Water is scarce in the desert.
specialize (v.)
to do one thing extremely well
3
Doctors often specialize in one part of the body.
critical (adj.)
extremely important
4
It is critical to wear a helmet when riding a motorcycle.
mucus (n.)
slimy substance produced in the nose and throat to moisten and protect
5
When you have a cold, your nose makes a lot of mucus.
sterile (adj.)
free from bacteria and other living things; totally clean
6
The tools in the hospital must be sterile.
cent (n.)
a unit of money worth 0.01 of a euro or dollar
7
I found one cent on the ground.
sent (v.)
past and past participle of send
8
She sent a letter to her friend.
scent (n.)
a pleasant and natural smell
9
I love the scent of fresh flowers.
threw (v.)
past simple of throw
10
He threw the ball to his friend.
through (prep.)
in at one side and out at the opposite side of
11
We walked through the park.
weather (n.)
the conditions in the air above the earth such as wind, rain, or temperature, especially at a particular time over a particular area
12
The weather is hot today.
whether (conj.)
(used especially in reporting questions and expressing doubts) if, or not
13
I don’t know whether it will rain or not.
their (pron.)
of or belonging to them
14
Their dog is very friendly.
there (adv.)
(to, at, or in) that place
15
The book is over there on the table.
they’re (contraction)
contraction or short form of they are
16
They’re going to the zoo today.
chili (n.)
the small, red or green seed case from particular types of pepper plant that is used to make some foods spicy
17
The yellow chili is very spicy.
chilly (adj.)
(of weather, conditions in a room, or parts of the body) cold
18
It’s a bit chilly outside, so wear a coat.
tide (n.)
the rise and fall of the sea that happens twice every day
19
The tide is high at the beach today.
tied (v.)
to hold together with a long, thin piece of string, material, etc.
20
He tied his shoes before running.
pale (adj.)
light in color or shade; not vivid; not having the warm skin color of a person in good health
21
She looked pale because she was sick.
pail (n.)
a round container that is open at the top and has a handle; bucket
22
The child filled the pail with sand.
aloud (adv.)
in a voice so as to be clearly heard
23
Please read the story aloud.
allowed (v.)
to give permission for someone to do something, or to not prevent something from happening
24
We are not allowed to eat in class.
course (n.)
an area of land or water used for a sports event
25
The race was cancelled because the running course was flooded.
coarse (adj.)
rough and not smooth or soft
26
This towel feels coarse and rough.
securely (adv.)
positioned or fastened firmly and correctly and therefore not likely to move, fall, or break
27
Please fasten your seatbelt securely.
designed (v.)
to intend
28
This chair is designed to help you sit up straight.
bacteria (n.)
a type of very small organism that lives in air, earth, water, plants, and animals. Often one that causes diseases
29
Bacteria can make you sick if you don’t wash your hands.
germ-free (adj.)
free of bacteria, viruses, and other microorganisms that can cause infection and disease
30
This soap helps keep your hands germ-free.