( )(6) He often ___ people in his work . A. help B. helps C. helped
The old man is talking ____________ the children how to keep a pet dog. A. aboutB. toC. for
—What are you doing?—____________. A. I'm read a bookB. I'm fineC. I'm reading a book
My mom is taking pictures ____________ the beautiful flowers. A. forB. toC. of
选择正确的选项,补全单词pr __ __ ticeA. acB. aaC. oc
Leaves change ____________ fall. A. inB. atC. on