Học tiếng anh cùng Tố Anh =))

We need to prepare for our biology assignment about _____________plant species.

• dangerous

• endanger

• danger

• endangered

Every year, in Africa a lot of elephants are _________ for tusks

• evolved

• protected

• poached

• endanger

Preserving animal and plant species helps to __________ biodiversity.

• maintain
• discover

• reduce

• attribute

Environmentalists try to persuade the governments to see the need to preserve biological _________.

• direction

• diversity

• similarity

• pollution

Animal and plant extinction can ruin the _________ and reduce biodiversity.

• ecosystem
• elimination

• effort

• population

A good diet and plenty of exercise will help you to keep your body _________.

• unhealthy

• health

• healthily

• healthy

The ___________ of several targets genes results in tow major effects.

• activation
• act

• activity

• activate

Airline passengers no longer have to turn off all_____devices while on the plane.

• electrical
• electronic

• electricity

• electrician

My brother was always getting me into _____________ with my parents.

• trouble
• difference

• difficulty

• danger

A lack of qualifications can be a major ___________ to finding a job.

• cure

• prediction

• fear

• obstacle