(Xuka) Topic: Earth and Natural miracles

The Northern Lights are the (colorful) natural phenomenon (hiện tượng) in the sky.

• most colorful

• colorfuler

• colorfullest

• more colorful

Lightning is (dangerous) during a thunderstorm.

• dangerous

• more dangerouser

• dangerousest

• more dangerous

A telescope is very important (quan trọng) for (discovering) constellations.

• discovering

• discover

• discovered

• discovers

The t__________ drops quickly in high mountain ranges at night.

xe thám hiểm hành tinh:

• rover

• telescope

• satellite

• recap

The ____ has many colors

• rainbow

• ranbow

• rianbow

• ranwbo

Every planet ____ around the Sun.

• orbits

• orbit

• orbirt

• obit

The landscape is colorful from the ___ of the mountain

• peak

• peaks

• peaked

• peaking

NASA is looking at the images sent from the s________

Scientists used a t________ to study the constellations.