Ancient World
Food Factory
Mountain Mysteries
Science Lab
Human Reactions
100

Ancient tablets to record traditions. (use)

are used

100

A creamy soup with a ladle. (serve)

is served

100

Mountain peak with snow. (cover)

is covered 

100

Water vapor into the air. (release)

is released

100

A strange silhouette in the distance. (see)

is seen

200

Many cultural customs in ancient civilizations. (celebrate)

were celebrated 

200

Sticky desserts in special molds. (make)

are made

200

Deep valleys between mountain ranges. (form)

are formed

200

Water vapor during the water cycle. (condense)

is condensed

200

An embarrassed smile on his face. (notice)

was noticed

300

Important contribution during the development of early civilizations. (make)

was made

300

A crunchy snack during the ceremony. (prepare)

A crunchy snack was prepared during the ceremony.

300

A steep slope near the glacier last month. (discover)

was discovered

300

Rain when vapor is transformed into water. (form)

is formed

300

A stern look when the joke was heard. (give)

was given

400

Find a mistake and correct it.

New tools was invented after advanced devices were developed.

were invented

400

Find a mistake and correct it

A delicious product is created when spicy and nutty ingredients were mixed together.

was created

400

Find a mistake and correct it. 

A distant peak was saw beyond the mountainous valley.

was seen

400

Find a mistake and correct it:

Natural resources were stored when water is collected in terraces and valleys.

are stored

400

Find a mistake and correct it.

A teasing comment is made while an impatient child are seen squirming in his seat.

A teasing comment was made while an impatient child was seen squirming in his seat.

500

Put the sentence in correct order:

Many achievements ... 

remembered/long after/were/the traditions of ancient civilizations/on tablets/recorded/were

Many achievements were remembered long after the traditions of ancient civilizations were recorded on tablets.

500

Put the sentence in correct word order:

A marvelous dish ...

prepared/was/a booming machine/while/heard/was/a whirring device/and/used/was/in the kitchen.

A marvelous dish was prepared while a booming machine was heard and a whirring device was used in the kitchen.

500

Put the sentence in the correct order:

A gigantic glacier ...

observed/was/the jagged/while/mountain range/revealed/slowly/was/through the fog.

A gigantic glacier was observed while the jagged mountain range was slowly revealed through the fog.

500

Put the sentence in the correct order:

The entire water cycle ...

when/explained/is/vapor/condensed/is/transformed/through/several natural processes/released

The entire water cycle is explained when vapor is condensed, released, and transformed through several natural processes.

500

Put the sentence in the correct order:

An awestruck reaction ...

noticed/was/was/the distant mountains peak/seen/in the sunlight/and/shining/sparkling/when.

An awestruck reaction was noticed when the distant mountain peak was seen shining and sparkling in the sunlight.

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