What does the phrasal verb "smart cookie" mean?

• To eat a delicious cookie

• To be intelligent or clever

• To bake cookies quickly

• To avoid eating cookies

Answer explanation

The phrase "smart cookie" is an idiomatic expression used to describe someone who is intelligent or clever.

Which option correctly defines the phrasal verb "down to earth"?

• To travel to the center of the Earth

• To face a difficult situation bravely

• To have a realistic and practical attitude

• To fall to the ground suddenly

Answer explanation

"Down to earth" is a phrase that describes someone who is practical, sensible, and not overly extravagant or idealistic.

When someone is told to "face the music," what are they being asked to do?

• Listen to their favorite song

• Sing in front of an audience

• Accept the consequences of their actions

• Dance to the rhythm of a song

Answer explanation

"Face the music" means to confront or accept the negative consequences or results of one's actions or decisions.

What does the phrasal verb "hit the books" mean?

• To throw books in frustration

• To physically strike books

• To start studying or reading intensively

• To organize a library

Answer explanation

"Hit the books" is a colloquial expression that means to begin studying or reading with great focus and dedication.

5. What does it mean to "sit tight"?

• To have a seat and relax

• To wait patiently without taking action

• To sit in a tight space

• To sit forcefully

Answer explanation

"Sit tight" means to remain in one place or stay where you are without taking any action, usually in a patient and expectant manner.

By 2050, scientists __________ new technologies to help combat climate change. (future perf.)

• will develop

• will have developed

• will be developing

• developing

Answer explanation

"Will have developed" is the future perfect tense, indicating an action that will be completed before a specific future time.

By 2050, virtual assistants like Siri and Alexa __________ even more intelligent and helpful. (future con.)

• will be

• will have been

• will have been being

• will

Answer explanation

"Will be" is the future continuous tense, indicating an ongoing action in the future.

"I'm sure that virtual reality technology __________ significantly by 2050. (future perf.)

• will advance

• advancing

• will be advancing

• will have advanced

Answer explanation

"Will have advanced" is the future perfect tense, which indicates completion before a specific future time.

In ancient times, humans __________ in caves. (past.)

• are living

• will be living

• lived

• had lived

Answer explanation

The past simple tense "lived" is used to indicate that humans resided in caves during that period.

During the Roman Empire, people __________ Latin as a common language. (past.)

• are speaking

• are spoked

• will be speaking

• spoke

Answer explanation

The past simple tense "spoke" is used to indicate that people used Latin as a common language during that historical period.