核心字彙 Unit 19 pp. 205-213

I asked the receptionist to send a t (a)   to my room to check on the heater.

An i (a)   youth, a needy age.

Trevor i (a)   to Canada with his family when he was five.

Many plants b (a)   in spring, making gardens look beautiful.

Look! The cherry trees are in full b (a)   .

The steam engine was a major t (a)   breakthrough of the 19th century.

Because of the pandemic, many people are facing financial h (a)   .

P (a)   stereos used to be quite expensive back in the 1970s.

Spring is around the corner, and all the flowers in the garden are in full b (a)   .

When trying to memorize new words, you should also know the u (a)   of these words.