Alex has finally become an astronaut, __________all his family members think is his dream career.
| A．which | B．who | C．that | D．whom |
Though I’ve tried very hard to improve my English, by no means ___________with my progress.
| A．the teacher is not satisfied | B．is the teacher not satisfied |
| C．the teacher is satisfied | D．is the teacher satisfied |
Science and technology have in important ways contributed to the improvement of agricultural production.
| A．contributed to | B．resulted from | C．carried off | D．handed over |
He is very sick. I insist that a doctor __________ immediately.
| A．has been sent for | B．sends for | C．will be sent for | D．be sent for |
In the novel, the two cities referred to __________ London and Paris.
| A．be | B．being | C．are | D．was |
All the task __________ ahead of time, so they decided to go on holiday for a week.
| A．having finished | B．had finished | C．having been finished | D．had been finished |