—Do you regret not having accepted their invitation?
—Why should I? I as much, but I’m glad to devote myself to what interests me most.
| A．didn’t earn | B．don’t earn | C．hadn’t earned | D．haven’t earned |
The company in our city ______ those big investors from the West.
| A．has a link with | B．has a hand in | C．is in line with | D．is in charge of |
The most successful retired athletes are those who can ____ the life skills they learned in sports to another area of life.
| A．contribute | B．employ | C．apply | D．arrange [ |
When you go outing with your sisters, you must see to ________ that they are safe.
| A．everything | B．it | C．them | D．yourself |
Eggs, meat, vegetables and other foods can easily be poisoned by microorganisms such as ______.
| A．phenomena | B．dilemma | C．diploma | D．bacteria |
— My colleague felt quite happy because his solution was closer now to ______．
— Congratulations!
| A．having adopted | B．be adopted | C．being adopted | D．be adopted |