In face of ___ failure, it is the most important to keep up ___ good state of mind.
| A．/, a | B．a. / | C．the, / | D．/, the |
Bats are surprisingly long-lived creatures, some ______ a life span of around 20 years.
| A．having | B．had | C．have | D．to have |
—Are you going to invite Jack to our party?
—No, but he’s welcome to come along, ______ that he behaves himself.
| A．concerning | B．considering | C．regarding | D．providing |
She is one of the most helpful, ______ and reliable people I have ever had the pleasure to know.
| A．apparent | B．passive | C．doubtful | D．considerate |
If she hadn’t been sent on a business trip by her boss, she ______ be here with us now, enjoying the snow.
| A．would | B．can | C．will | D．must |
When asked about their opinions about the schoolmaster, many teachers would prefer to see him step aside ________ younger men.
| A．in terms of | B．in need of |
| C．in favor of | D．in praise of |