I was late for school this morning because the traffic was _________ by an accident.
| A．used up | B．given up | C．held up | D．put up |
------You ran into Mr. Li! How did that happen?
------Well, _______ of us was looking where we were going. We came around the corner at the same time.
| A．neither | B．either | C．both | D．None |
It’s ____ you behave in difficulties that shows what you are really like.
| A．that | B．what | C．how | D．where |
According to the rules, students ______ get grades not lower than 85% in any subject in order to get the scholarship.
| A．will | B．shall | C．may | D．would |
The young scientist has made such great achievements in his chosen field ______ nobody else can make.
| A．that | B．what | C．which | D．as |
We were told not to touch the equipment in the laboratory unless ________.
| A．allowed to do | B．allowing to do |
| C．allowed to | D．allowing to |