A
Beijing residents woke up to yellow sky on Sunday morning as northern China 1 (hit) by the largest sandstorm of the decade.
Air pollution readings rose to the upper limit of 500 at 8a. m., according to data from the city’s environmental monitory center, as visibility was reduced to 2 (little) than 1,000 meters in parts of the city.
The city s weather bureau advised residents to stay indoors as much as possible, while experts are working to find out 3 the sandstorm came into being.
B
Speaking of map apps, some users have found that they are useful for more than just 4 (find) one’s way. One man, San Francisco’s Lenny Maughan, uses them to make works of art.
Lenny runs everywhere he can. 5 he goes, he tracks his progress by using an app, such as Map MyRun or Strava. As he runs, the app traces a line along the path he follows. So, to make his runs more fun, Lenny decided to run 6 patterns that would create amazing images. To date, he has shared runs that have turned into images of a heart, a portrait of artist Frida Kahlo, and more.
C
In 2016, I unpacked my luggage at a newly constructed New York hotel only to realize that I 7 (forget) my toothpaste. I called room service, and an 8 (energy) voice responded, “Someone will bring it right up.” Two minutes later, I opened my door only to discover an object resembling a trash can on wheels, 9 (equip) with a lid, a large button and a small digital screen. I cautiously pushed the button and the lid opened, revealing a toothpaste tube. The digital display flashed “Thank you.” The robotic visitor then turned around and rolled away. Before it disappeared, I snapped a photo, sending is to a friend, 10 later responded, “Wow, so cool!”