Studies show that people are more __________ to suffer from back problems if they always sit before computer screens for long hours.
| A．likely | B．possible | C．probable | D．Sure |
The cakes are delicious. I’d like to have _______ third one as _______ second one I ate was too small.
| A．the, the | B．a, the | C．the, a | D．a, a |
This book can be of help to ________ wants to do the job.
| A．who | B．whoever | C．no matter who | D．whomever |
She made a suggestion that the plan ______________ as soon as possible.
A. be carried out B was carried out
C. should carry out D. would be carried out
She doesn't know _________________ made her daughter so sad this morning.
| A．what was it | B．why it was that |
| C．how that was | D．what it was that |
Only when __________________ permission _______________ allowed to enter the lab.
| A．a teacher has given; are the students | B．has a teacher given; are the students. |
| C．has a teacher given; the students are | D．a teacher has given; the students are |