1.You'dbetter(puton)yourcoat,becauseitiscoldoutside.2.Look,someboysandgirls(sing)underthetree.3.Youdmust(look)afteryourself.4.Theheadmaster(ask)metohavealectureonhowtolearnEnglishwell.5.Theoldman

Question

1.You'd better ______(put on)your coat,because it is cold outside.
2.Look,some boys and girls ______(sing)under the tree.
3.Youd must ______(look)after yourself.
4.The headmaster______(ask)me to have a lecture on how to learn English well.
5.The old man is ______(leave)for the USA tomorrow morning

Answer 1

had better 后加动词原形,所以是put on
Look表明时态是现在进行时,所以是singing
must后面也加动词原形look
校长以前问的,时态为一般过去时,所以是asked
leave用一般进行时态表达即将发生的事,所以是leaving