16.(★★★★★)-He promised to come on time.

　　 -What do you imagine________ to him then?

　　 A.has happened B.was happening

　　 C.happening D.was happened

15.(★★★★★)I should have written to you earlier,but ________ rather busy recently.

　　 A.I’ve been B.I’d been C.I’m being D.I were

14.(★★★★★)That tree looked as if it________ for a long time.

　　 A.hasn’t watered B.didn’t water

　　 C.hadn’t been watered D.wasn’t watered

13.(★★★★★)I don’t like her.She________ with her neighbours.

　　 A.always quarrels B.quarelled

　　 C.is always quarelling D.enjoy quarrelling

12.(★★★★★)In front of the wall color flags were________.

　　 A.hanged B.hunged C.hang D.hanging

11.(★★★★★)Tom was said to________ Mary for 40 years.

　　 A.have been married to B.have married with

　　 C.has been married D.had married with

10.(★★★★★)It is said that he________ sent to Australia to improve his English.

　　 A.would be B.was to be C.has been D.had been

9.(★★★★★)I thought you________ in town.When________ you________ back?

　　 A.are;have;got B.were;did;get

　　 C.are;did;get D.were;have;got

8.(★★★★)I don’t think Jim saw me,he________ into space.

　　 A.just started B.was just starting

　　 C.had just started D.has just started

7.(★★★★★)We were all surprised when he made it clear that he________ office soon.

　　 A.leaves B.would leave C.left D.had left