Sometimes I act as a listening ear for fellow students ______ what is bothering them.
| A．to talk over | B．talked about |
| C．talk about | D．having talked over |
—Hi, Johnson, any idea where Susan is?
—It’s class time, so she _____ in the classroom now.
| A．can be | B．must have been |
| C．might have been | D．should be |
Many people have applied for a job with our company, but we only have one or two ______ positions at the moment.
| A．empty | B．vacant | C．permanent | D．adequate |
—Hello, is Mr Smith in?
—Sorry, there is no such person _______ you referred to in my office.
| A．that | B．as |
| C．who | D．whom |
Medical doctors sometimes can make mistakes _______ will cost ________.
| A．that; patients their lives |
| B．what; patients their lives |
| C．which; patients for their lives |
| D．that; patients with their lives |
The first painting Guilin Heights, which ______ several steep hills with the Li River _______ below, _______ over three meters tall.
| A．focuses on; flowing; measures | B．focuses on; flows; measuring |
| C．focusing on; flowing; measures | D．focusing on; flows; measuring |