The most efficient way of (4)_____ hold of the ever changing map of the swirling currents circulating their heat around the planet is from space.

The ………… arises when Jack and his parents have considerable disagreement on his choice of university.

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.

We invited a pop star onto the chat show, but he didn’t turn up.

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.

I now regret spending too much money on clothes.

Margaret: “Could you open the window, please?” - Henry: “_______”

This ring is only made of plastic so it’s quite ............. .

Finish each of the following sentences in such a way that it means the same as the sentence printed before it

They said that Paula had quit five jobs before working for us. → Paula ________.

I can’t believe how cheap these shorts were. They were a real............... !

Were it not for the money, this job wouldn't be worthwhile.

...... behalf of the committee, I'd like to thank you for your generous donation.

You really saw a UFO, _________?