I. 根据你听到的内容，选出相应的图片。I. 根据你听到的内容，选出相应的图片。II. ……

为什么人饿了肚子会咕咕叫？Your stomach4 makes juices (胃液) to help digest (消化) food. These juices help turn food into vitamins (维生素) and energy (能量). When your stomach is empty, the juices still work — even if there’s nothing to digest. ……

and other juices are all mixers. Sometimes when preparing for a party where they're providing ……

.The ads were included within sections of the books where students were taught about publicity ……

than dogs in drug detection.  TUCHONG  A type of butterfly in Peru shows police where ……

there.After getting our food, I often try to find a table where my friends are sitting. We ……

IS. mobile. ……

makes communication much more convenient. You can stay in touch with friends no matter where you... in touch with friends no matter where you are or what you are doing.2. Using a smartphone, a tablet ……

  I’m Jesse Dunn, your friend from the US. This is a column where I help solve... the US. This is a column where I help solve TEENS readers’ problems. I hope I can help you ……

30 centimeters under snow. Being so small, they can search for drugs in places where dogs may... so small, they can search for drugs in places where dogs may not be able to reach, such as in narrow ……

, and was given land where he could study corpses — the Anthropology Research Facility (机构), better known ……

. There are even braces that go behind your teeth where no one can see them.How braces workBraces straighten ……

be the bathroom where you get your inspiration. For instance, Gertrude Stein, a female American writer and poet ……

and males eat nectar and juice, and the females only drink blood when they're going to lay eggs. ……

warm milk tea shop owned by a young couple. I ordered some juice, watching them fill the juicer (榨汁 ……