Nowadays more and more people are advised to arrange for insurance that they or their family members need medical treatment.
| A．in order | B．in need | C．in case | D．in hope |
A professor said the rise of the BRICS countries（金砖国家） is a/an _______ of the end of the world in the control of the USA.
A. barrier B. process C. aspect D. symptom
A new case study says Chinese companies face tough _____in the US and have a long way to go to be successful.
| A．challenges | B．campaigns | C．motivations | D．dilemmas |
Lily got up at 6 o’clock ，but she realized it was Sunday as soon as she prepared her school bag.
| A．as possible | B．as usual | C．at present | D．at last |
—How did your father smoking?
—The doctor told him to do so，and he took the advice.
| A．give in | B．bring in | C．give up | D．bring up |
While listening carefully, the students______ what their teacher said.
| A．set down | B．turned down | C．got down | D．calmed down |