—Would you help me _______, Mr Zhang? This question’s too hard for me.—OK. Let me try.
There's ______with my bike.I'm sorry I'm late.
--- Can I have ________ cakes, please? --- Sorry, I don’t have ________ cakes in my fridge.
There are some apples ________ the tree. There are some birds ________ the tree, too.
Can you make a model plane?” “_______. It is easy.”
Do you often _____________?