Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

The texting pigeons

Not everybody recognizes the benefits of new developments in communications technology. Indeed, some people fear that text messaging may actually be having a negative (41)_______on young people's communication and language skills, especially when we hear that primary school children may be at risk of becoming addicted to the habit. So widespread has texting become, however, that even pigeons have started doing it. (42)______, in this case, it's difficult to view the results as anything but positive.

Twenty of the birds are about to take to the skies with the task of measuring air pollution, each (43)______with sensor equipment and a mobile phone. The readings made by the sensors will be automatically converted into text messages and beamed to the Internet - (44)_______they will appear on a dedicated 'pigeon blog'.

The birds will also each have a GPS receiver and a camera to capture aerial photos, and researchers are building a tiny 'pigeon kit' containing all these gadgets. Each bird will carry these in a miniature backpack, (45)_______, that is, from the camera, which will hang around its neck.

The data the pigeons text will be displayed in the form of an interactive map, which will provide local residents with up-to-the-minute information on their local air quality.

Điền vào ô trống 43

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Mr. Nixon refused to answer the questions on the________that the matter was confidential.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Prime Minister Malcolm Turnbull is trying to______himself with US President Donald Trump and impress Australian voters.

Mark the letter A, B C or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

When U23 Vietnam went to the final versus U23 Uzbekistan, all the nation was walking on air

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Smith had a lucky escape. He______.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

While the victory moves Vietnam, incredibly, a step nearer to the title, it sees Qatar fall at the semi-final stage for the second_______competition in AFC U23 Championship.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

Although Facebook is still relatively popular among teenagers, they don’t have the cool factor they once had

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

The government must be able to prevent and deter threats to our homeland as well as detect impending danger before attacks or incidents occur.