I into robots and used to make mobile phones as well as help with medical operations.
| A．have put | B．have been put | C．had put | D．had been put |
Don’t be discouraged. ____ things as they are and you will enjoy every day of your life.
| A．Taking | B．To take | C．Take | D．Taken |
John said he’d been working in the office for an hour, ____ was true.
| A．he | B．this | C．which | D．who |
Jane’s pale face suggested that she ____ ill，and her parents suggested that she ____ a medical examination.
| A．be；should have | B．was；have |
| C．should be；had | D．was；has |
—Peter, where did you guys go for the summer vacation?
—We ____ busy with our work for months, so we went to the beach to relax ourselves.
| A．had been | B．have been | C．were | D．will be |
A team, ____two doctors and three policemen, was sent to search for the lost explorers.
| A．consisting of | B．consists of |
| C．consisted of | D．to be consisted of |