Choose the letter A, B, C or D to complete the sentences
An emergency like this _______ some pretty drastic action.
A. calls in
B. calls off
C. calls for
D. calls up
Giải bởi Vietjack
Đáp án: C
Giải thích: call for: kêu gọi, yêu cầu, đòi hỏi
Dịch nghĩa: Một trường hợp khẩn cấp như thế này đòi hỏi cho một vài hành động khá quyết liệt.
Choose the letter A, B, C or D to complete the sentences
GPS systems help a lot of people to ___________ on land, on the sea, and in the air.
Choose the letter A, B, C or D to complete the sentences
In military, A.I. robots are used to _______ dangerous environments containing explosives or contaminated by nuclear weapons.
Choose the letter A, B, C or D to complete the sentences
Installing is firewall is one method of trying to protect against_______.
Choose the letter A, B, C or D to complete the sentences
Her_______ was so strong that it brought tears to her eyes.
Choose the letter A, B, C or D to complete the sentences
______ does not exist yet, but scientists are working hard to create computers that can think like human beings.
Choose the letter A, B, C or D to complete the sentences
This factory was capable of producing an _______ 100 cars per hour
Choose the letter A, B, C or D to complete the sentences
He was barely _______ of writing his own name.
Choose the letter A, B, C or D to complete the sentences
The _______ by UN troops prevented fighting from breaking out.
Choose the letter A, B, C or D to complete the sentences
He had a new heart valve _______.
Choose the letter A, B, C or D to complete the sentences
Intelligent ___________ are widely used in many fields such as heavy industries, hospital medicine business, and the military.
Choose the letter A, B, C or D to complete the sentences
The problem of_______ in big cities, which stems from uncontrolled migration from rural areas.
Choose the letter A, B, C or D to complete the sentences
Do you know the country which you has the hightest life_______ in the world?
Choose the letter A, B, C or D to complete the sentences
This_______disease caused a lot of complications during the treatment procedure.
Choose the letter A, B, C or D to complete the sentences
This progamme is used to_______ the new genderation robots.
