Mary made coffee ____ her guests were finishing their meal.
A. so that B although C. while D. as if
He tried his best many times._________________, he made his way.
| A．Otherwise | B．In other words |
| C．Therefore | D．In a word |
Flying kites, ______ some researchers point out, can not only bring about joy to us, but also promote our physical and mental health.
| A．which | B．what | C．as | D．where |
----Do you know how to learn English well? ________.
----Why? Don’t you think English is quite interesting?
| A．It can’t be too interesting. |
| B．I just can’t help it. |
| C．It’s my favorite subject |
| D．It’s killing me. |
He is really an excellent doctor and he is____to becoming an expert in this field.
| A．in a way | B．by the way |
| C．on the way | D．under way |
One of the tourists ______ from the tour group. That was why the tour guide lost his temper.
| A．kept away | B．broke away |
| C．took away | D．gave away |