13.Since its start,WeChat ________ into the most popular messaging communication service in China.( )
| A. | has developed | B. | developed | C. | develops | D. | was developing |
12.People around us ______ affect our thoughts and behaviors.( )
| A. | must | B. | can | C. | should | D. | would |
11.In the early days,Beijing Opera ______ on open-air stages or in teahouses.( )
| A. | performed | B. | was performed | C. | performs | D. | is performed |
10.My flight was delayed,so I read a book ________ time.( )
| A. | kill | B. | killing | C. | to kill | D. | having killed |
9.Mrs.Green treats her students as if they ________ her children.( )
| A. | are | B. | were | C. | had been | D. | would be |
8.Before you hand in your final report,________ there are no spelling mistakes.( )
| A. | make sure | B. | to make sure | C. | made sure | D. | making sure |
7.Never in my life ________ such a beautiful sunrise!( )
| A. | have I seen | B. | I have seen | C. | did I see | D. | I saw |
6.---Let's go to the cinema this Sunday morning.
---I'd love to,but I ________ as a volunteer in my community then.( )
---I'd love to,but I ________ as a volunteer in my community then.( )
| A. | will work | B. | have worked | C. | will be working | D. | was working |
5.If ________ in the elevator,please press the emergency button immediately.( )
| A. | trapped | B. | trapping | C. | having trapped | D. | to be trapped |
4.I ________ my cellphone last night.Now the battery is running out.( )
0 135797 135805 135811 135815 135821 135823 135827 135833 135835 135841 135847 135851 135853 135857 135863 135865 135871 135875 135877 135881 135883 135887 135889 135891 135892 135893 135895 135896 135897 135899 135901 135905 135907 135911 135913 135917 135923 135925 135931 135935 135937 135941 135947 135953 135955 135961 135965 135967 135973 135977 135983 135991 151629
| A. | could have charged | B. | might charge | ||
| C. | should have charged | D. | would charge |