My hometown ___ great changes in the past 10 years.
A.happened | B.has happened | C.experienced | D.has experienced |
Though he is ill,he has not quit.
A.smoke | B.to smoke | C.smoked | D.smoking |
Evidence of a powerful volcano, which erupted under the ice sheet of West Antarctica around 325BC and might still be active now, __________ so far by British scientists.
A.confirmed | B.has confirmed |
C.is confirmed | D.has been confirmed |
The reason why the girl decided to leave her boyfriend was that she didn’t feel _________.
A.accurate | B.secure | C.unbearable | D.adequate |
Youras a student will be excellent if you develop a habit of reflecting on how you learn.
A.operation | B.growth |
C.performance | D.character |
It rained heavily in the south, ______ serious flooding in several provinces.
A.caused | B.having caused |
C.causing | D.to cause |