--- Listen ! Who _______in the room?
---Let’s go and see.
| A．is crying | B．crying | C．cry | D．cries |
He is taking ______ now.
| A． a lots of photo | B．lots of photos |
| C．a lot of photoes | D．much photos |
They are having _______ dinner at home.
| A．a | B．the | C．/ | D．an |
----How are you going, buddy?
----________. A little busy, though.
| A．Can’t be worse | B．By train | C．Not too bad | D．on my own |
Scientists from different countries are trying to_______ a good way to solve the energy problem.
| A．keep up with | B．come up with | C．catch up with | D．meet up with |