题目内容
3. I (be) to the water park three times.
4. you ever (be) to Disneyland?
5. I (not hear) about this invention yet.
3. have been 4. Have;been 5. haven't heard
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题目内容
3. I (be) to the water park three times.
4. you ever (be) to Disneyland?
5. I (not hear) about this invention yet.
3. have been 4. Have;been 5. haven't heard