There is ______ “u” and _____ “s” in the word “use”.
| A．a, a | B．a, an | C．an, a | D．an, an |
Tim’s mum is worried _______ her son’s eyesight as he plays online games too much.
| A．for | B．about | C．with | D．of |
We should return the books to the library ______ time.
| A．about | B．on | C．by | D．for |
________ your help, I can’t get the information about Hawaii easily.
| A．With | B．Without | C．Under | D．Below |
Lian Zhan, the Chairman of the KMT, enjoyed the scenery of the Huangpu River _______ the night of May 1st.
| A．at | B．in | C．on | D．over |
James is looking ________ his cat everywhere. Have you seen it ?
| A．like | B．at | C．for | D．after |