This is 3-D printer. And this is an artificial (人工的) ear. Can you believe that scientists printed this artificial ear by this 3-D printer?
--Did you buy _______ special for your parents? -- Yeah. But I bought ______ for myself.
The underlined parts in the word “diary” are pronounced as ________.
“The children are playing in the park.”The main structure of the sentence is______.
----I fell off the bike and hurt my leg yesterday. ----_______.Be careful next time
---Why are you so _______,Amy? ---I thought I lost my purse, but I didn’t. I found it in my study!