10. She told me her name only after I ( ) her twice.
A. have asked
B. asked
C. had asked
D. have been asked
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11. Let's give the patient ( ) hand. ( ) ambulance is waiting for us outside ( ) school.
A. a /The/the
B. a /The/an
C. the/A/an
D. the/A/the
12. The students ( ) basketball energetically on the palyground right now.
A. are playing
B. play
C. is played
D. played
13. The bridge ( ) by the time you come back from abroad.
A. will be built
B. is built
C. will have been built
D. have been built
14. The children have already learnt from chemistry that water ( ) up of hydrogen and oxygen.
A. is made
B. was made
C. made
D. is making