Low-carbon lifestyle is of great benefit to improve the world environment．___________can be
enjoyed from it until you have a deep understanding of it，however．
| A．Something | B．Nothing | C．Few | D．Much |
An elderly woman ______ the counter and asked to be shown some earrings.
| A．came up with | B．came up to | C．came through with | D．came out for |
It is requested that each of the teachers invited ______ a performance at the party.
| A．give | B．will give | C．has to give | D．must give |
Having lived in China for 8 years, Helen has a good _______ of both English and Chinese.
| A．program | B．guidance | C．command | D．ability |
A lot of people here, _____, Tom, are for the plan that we will go to the beach on foot.
| A．such as | B．for example | C．like | D．and so on |
She devoted herself _______ to her research and it earned her a good reputation in her field.
| A．strongly | B．extremely | C．entirely | D．freely |