According to the passage, what causes birds to rise when they start flying?
Giải bởi Vietjack
Chọn B
Thông tin: This creates higher pressure under the wings, called lift, which pushes the bird up. (Điều này tạo ra áp lực lớn hơn ở dưới cánh, được gọi là lực nâng, đẩy chim lên.)
The ………… arises when Jack and his parents have considerable disagreement on his choice of university.
Find the mistake in the sentence
They asked me what did happen last night, but I was unable to tell them.
The US president Barack Obama ______ an official visit to Vietnam in May 2016, which is of great significance to the comprehensive bilateral partnership.
Most important, I can quickly either start or end an online relationship whenever I want.
There is a fault at our television station. Please do not ................. your television set.
Identify the one underlined word or phrase that must be changed for the sentence to be correct.
Every candidate under considering for a federal job must undergo a thorough medical examination.
...... behalf of the committee, I'd like to thank you for your generous donation.
I can’t believe how cheap these shorts were. They were a real............... !
We all wish to create a friendly and supportive environment ________ to learning.
