It’s said that she had to give up her study due to the lack _______ money.
| A．in | B．on | C．at | D．of |
You must _____ a wide vocabulary if you want to learn a language well.
| A．build up | B．put on | C．settle down | D．set up |
People often _____ me with my twin sister as we are so alike.
| A．confuse | B．compare | C．connect | D．combine |
I wanted to catch _____ early train, but couldn’t get _____ ride to the station.
| A．an; the | B．/; the | C．an; / | D．the; a |
With everything needed_____, Mrs. Jackson went to the supermarket after work in a hurry.
| A．buying | B．to buy | C．bought | D．Buy |
He became self-satisfied because of his _____.
| A．achievements | B．observation | C．behavior | D．Interests |