-- I have warned him of the danger but he insisted on going there alone.
-- What a _______ boy!
| A．stubborn | B．devoted | C．curious | D．helpful |
You must read the _______ with great care to see if the drug contains PPA before it is taken.
| A．instructions | B．introductions | C．explanations | D．Expressions |
I ____ too much reading.
| A．am tiring | B．tired out because of | C．am tired out in | D．tired myself out with |
The top leaders of the two countries are holding talks in a friendly______
| A．atmosphere | B．state | C．situation | D．phenomenon |
The novel was so interesting that he read it _____ in a single day.
| A．from word to word | B．from sentence to sentence |
| C．from chapter to chapter | D．from cover to cover |
_________ the temperature might drop, coal was prepared for warming.
| A．To consider | B．Considered | C．Considering | D．To be considered |