—Will you give me a hand? I have some trouble_______ the scientific problem.
—Don't worry. I'll try my best to help you _______.
| A．solving; in five minutes |
| B．to solve; in five-minute |
| C．to solve; after five minutes |
| D．solving; after five-minutes |
He is watching the match. I’m watching it,_________. .
| A．also | B．either | C．to | D．too |
We don’t sweep the floor for a few_________ .
| A．day | B．week | C．days | D．month |
We often ________ round rice dumplings called yuanxiao.
| A．eat | B．eating | C．eats | D．ate |
My grandpa _________ lanterns for Lantern Festival now.
| A．is making | B．made | C．was making | D．make |
I lost my Chinese book. Please call me_____12345678 if（如果）you see it.
| A．on | B．from | C．in | D．at |