Now that she is out of job, Lucy __________ going back to school, but she hasn't decided yet.
| A．had considered |
| B．has been considering |
| C．considered |
| D．is going to consider |
The sign reads “In case of ____ fire, break the glass and push ____ red button. ”
| A．不填；a | B．不填；the | C．the; the | D．a; a |
Because of ______ high demand for Type AB blood, ______ supplies of it are usually limited.
| A．the; the | B．不填; 不填 | C．不填; the | D．a; the |
In _____ preparation for the launching of Shenzhou Ⅶ, scientists need ______ knowledge of weather changes.
| A．the; the | B．a; ∕ | C．∕; a | D．the; a |
Now that Tom hates_______ school, the school becomes_______ prison to him
| A．a；a | B．/；a | C．a；/ | D．/；/ |
He is in ____ control of the company. I mean, the company is in ____ control of him.
| A．the; / | B．/; the | C．the; the | D．/; / |