— How could they keep us waiting for so long?
— They got on the bus half an hour ago and they ________ be here in ten minutes, I think.
| A．might | B．would | C．should | D．must |
. --- Bruce, could you tell me where __________ was ___________ you first met Mr. Carl?
--- In the park where I often go.
| A．it; that | B．that; which | C．it; what | D．that; it |
. --- Amanda is always polite and __________ towards her students.
--- What a good teacher!
| A．competent | B．considerate | C．contemporary | D．convenient |
Studies show that people with high self-esteem are less likely to be depressed anxious or lonely than ___________ with low self-esteem.
| A．that | B．these | C．those | D．ones |
. --- How about the food I ordered? I __________ for 20 minutes.
--- Sorry, sir. I will be back with your order in a minute.
| A．have waited | B．have been waiting | C．will have waited | D．was waiting |
The death number in Saturday night’s conflicts between protesters and security forces in Thailand is 19 __________ the number of the injured is 825.
| A．before | B．after | C．when | D．while |