------Do you know how to ski, Tom?------Of course, it’s very _______.
Look the tiger.A.to B.at C.in
What's this? It's old book.A.a B.three C.an
What's this? It's English book.A.a B.three C.an
Miss White is a good teacher.She usually .A.helps me to English B.help me learn English C.helps me with my English
Do you want with me?A.go shopping B.to go shop C.to go shopping