It’s hard to keep the house with two kids in it.
| A．cleaning | B．to clean | C．cleaned | D．clean |
— What will you do tomorrow?
— We’ll have a picnic if it ______ fine.
| A．is | B．was | C．will be | D．has been |
Paul and I tennis yesterday. He did much better than I.
| A．play | B．will play |
| C．played | D．are playing |
We have a lovely room. It’s one of in the hotel.
| A．nice | B．nicer |
| C．nicest | D．the nicest |
There are no buses, you’ll have to walk.
| A．so | B．or | C．but | D．for |
Einstein, the famous scientist, was born March, 1879.
| A．at | B．on | C．in | D．to |