The university estimates that living expenses for international students ________ around $8,450 a year. which ________ a burden for some of them.
| A．are；is | B．are；are |
| C．is；are | D．is；is |
Right now the writer and manager _____ busy preparing for the following meeting.
| A．is | B．Are |
| C．was | D．were |
It is reported that large amounts of money _____ spent on the cross-sea bridge so far.
| A．was | B．has been |
| C．were | D．have been |
If law and order as well as rules and regulations ______, neither the citizen nor his property is safe.
| A．are not observed | B．is not observed |
| C．were not observed | D．was not observed |
President Obama has two daughters, _____ able to fit in well with their citizens.
| A．both of them are | B．none of them are |
| C．both of whom are | D．neither of who is |
Starring in the hit show “Daddy. Where Are We Going?”, Kimi, together with the other four kids, _______ popular with many teenagers these days.
| A．is | B．are |
| C．was | D．were |