Look! An old lady ________ (carries / is carrying) a big bag on her back.
句意：看！一位老太太背着一个大包。look 是现在进行时的标志词，句子动词部分的结构为be doing，An old lady 是第三人称单数，be 动词用 is，carry 的-ing 形式为 carrying，故答案为 is carrying。
2018年12月，张阿姨把4000元的存入银行，定期三年，年利率是2.75%到期后，应得利息______元.
Look! An old lady ________ (carries / is carrying) a big bag on her back.
Food ______ (safely / safety) is very important for all of us.
At the Dragon Boat Festival people usually eat ________________ (rice dumplings /dumplings).
We can find the story "Cinderella" from _________________ (Aesop's Fables / Grimm's Fairy Tales)
—I’m going to Canada with my aunt this August for my holiday. ( ) —________!
There ________ any cars on the roads ten years ago. But now there ________ too many inthe street. The traffic is always busy. ( )
Some children have ________ sweet food and it is ________ their health. ( )
E-waste is a big problem (问题) for the world. Japanese people ________ it to make the medals (奖牌) for the 2020 Olympic Games. It’s a great idea. ( )
Helen is good at ________. She has ________ lessons after school. ( )
