He used to to school by bike but he is used to to school now.A.go; walking B.go; walk C.going; walk
Those relatives(亲戚) were _______. After a few days, he got _______ and missed his parents very much.
Here we are at the science museum. Let’s _______.
I still remembered we arrived _______ that small village _______ a clear night.
— Everyone knows Canada is the second _______ country in the world. — That is, it is larger than _______ country in Asia.
— Excuse me, _______ is it from here to the World Park? — About half an hour by underground.