Tom does speak Chinese well, but his reading and writing skills leave much _________.
The United Kingdom of Great Britain ______ three main parts England, Scotland and Wales.
If you make most of every minute in class day after day, there will be switch in grades.
My English teacher gave us a suggestion yesterday, _____is often the case, ______ our monitor organize a debate after class.
Tsinghua University, ______ in 1911, is home a great number of outstanding figures.
It was three months later _____ he completed the job with difficulty.