30. This is the fifth time he _______ you in a week.
A: ings
B: ang
C: had rung
D: has rung
A: ings
B: ang
C: had rung
D: has rung
举一反三
- If only the alarm clock ________ at that time. A: rang B: rings C: has rung D: had rung
- I didn’t know your mobile phone number; otherwise I ____ you the moment I got to Washington。 A: have rung B: would have rung C: have rung D: will ring
- What can you infer from the sentence“Tony did not begin on the bottom rung of the ladder. He began in the basement.”?
- It is the fifth time you ______ late this week. A: be B: have been C: C. will be D: D. are
- He ()a cold last week. A: had caught B: caught C: has caught D: has had