1. His class-mates have him (do) all homework before he goes to school .
2. She (not receive) any letter from Mark yet .
3. I don’t think we (meet) each other before .
4. It’s really difficult . Each of them (understand) the question in a different way .
5. Most of the Earth ‘s surface (cover) by water.
6. I am soory about the noise last night . We (have) a party .
7. Every one (be) eager to go to farm when the sun (rise).
8. I am looking forward to (hear) from you.
9. This sky is very dark . I think it (rain).
1. His class-mates have him (do) do all homework before he goes to school .
2. She (not receive) hasn't received any letter from Mark yet .
3. I don’t think we (meet) have met each other before .
4. It’s really difficult . Each of them (understand) understands the question in a different way .
5. Most of the Earth ‘s surface (cover) is covered by water.
6. I am soory about the noise last night . We (have) were having a party .
7. Every one (be) is eager to go to farm when the sun (rise) rises .
8. I am looking forward to (hear) hearing from you.
9. This sky is very dark . I think it (rain) is going to rain.
1. His class-mates have him (do) all homework before he goes to school .do
2. She (not receive) any letter from Mark yet .hasn't received.
3. I don’t think we (meet) each other before .have met
4. It’s really difficult . Each of them (understand) the question in a different way .understands
5. Most of the Earth ‘s surface (cover) by water.is covered
6. I am soory about the noise last night . We (have) a party .were having
7. Every one (be) eager to go to farm when the sun (rise).rises
8. I am looking forward to (hear) from you.hearing
9. This sky is very dark . I think it (rain). is going to rain.