I have         (两者都不) any pens nor ink.
Li Dazhao was a         (先驱) of Chinese revolution.
He was very         (没耐心的) with students who could not follow him.
Franklin was the first scientist to       (发现) electricity(电).
The thick haze(雾霾) over the city         (影响) our life greatly.
Finally, I made a        (decide) to forgive Jane for her mistakes.
My farther was         (satisfy) with my studies.
My teacher did what he could       (make) his classes lively.
What about          (plan) your day carefully according to the time you have ?
Do you have any difficulty          (express) yourself ?