Don't arrive late for class． We ______ on time．（ ）
| A． |
can be |
B． |
must be |
C． |
may be |
D． |
will be |
Who is the lady in red？
Miss Gao． She teaches English．（ ）
A．weB．usC．ourD．ours
Jackie， I'm going on business， Please look after yourself．
_________， Dad． I will．（ ）
A．I hope soB．Don't worry
C．I'd love toD．Don't mention it
Could you tell me _________？
Oh， she is the world's first robot citizen， Sophia．（ ）
A．what the tall girl is
B．what is the tall girl
C．who the tall girl is
D．who is the tall girl
Yueda Group has found a way to ______ the waste and doesn't put it into the river any more．（ ）
A．produceB．recycleC．requireD．protect
A lot of new roads _______ in order to develop the villages in the next five years．（ ）
A．builtB．were built
C．buildD．will be built