-Michael was late for Mr. Smith's chemistry class this morning.
-________? As far as I know, he never came late to class.
| A． |
So what |
B． |
Why not |
C． |
Who cares |
D． |
How come |
It is reported that many a new house ____ at present in the disaster area in Gansu Province.
| A．was being built | B．were being built |
| C．is being built | D．are being built |
Not only a little girl but also adults ___ a growing appetite for junk food nowadays
| A．were having | B．have |
| C．has | D．was having |
All we need a small piece of land where we can plant various kinds of fruit trees throughout the growing seasons of the year.
| A．are | B．was | C．is | D．were |
Generally, students’ inner motivation with high expectations from others ______ essential to their development.
| A．is | B．are | C．was | D．were |
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 |