______ is no need for primary students to work at their desks all the long.
| A．There | B．What | C．It | D．That |
The weather ___ hot, we all went to the seashore.
| A．is | B．are | C．was | D．being |
My aunt’s hens have ___ many eggs recently.
| A．lain | B．laid | C．lay | D．lie |
Einstein got __letters from the people all over the word.
| A．hundreds of thousands of | B．hundreds of thousand of | C．hundred of thousand of | D．hundred of thousand |
oh, Mary , there is only one apple left.Let me cut it ___ halves.
| A．in | B．into | C．through | D．across |
We must show concern ___ each other.
| A．to | B．for | C．with | D．at |