试题详情
When your great-grandparents (曾祖父母) were young, the world was very different.
试题详情
If we want to visit another country or travel around the world, we must have a(n
试题详情
---Has Mr. King come back to China ________?---Yes, he has. He has ________ stay
试题详情
---Did you ________ the present from Jim?---Yes, but I didn’t ________ it. It wa
试题详情
Oh no ! I ________ my book in the lab.A．leftB．forgotC．has leftD．have forgotten
