Have you been to Suning Plaza（苏宁购物中心）in our city？
No．Although it____for more than a week，I'm far too busy to go there．（ ）
A．has startedB．has been on
C．has been openD．has opened
The children here improve their English listening and speaking every day．（ ）
| A． |
on |
B． |
through |
C． |
with |
D． |
by |
Have you seen my mobile phone， Sam？ I can't find it ．（ ）
| A． |
everywhere |
B． |
somewhere |
C． |
nowhere |
D． |
anywhere |
While Mike computer games in his room， his dad came in．（ ）
| A． |
is playing |
B． |
was playing |
| C． |
will play |
D． |
plays |
The dictionary on the desk is ． Mine is on the chair over there．（ ）
| A． |
yours |
B． |
your |
C． |
mine |
D． |
my |
Lisa is studying abroad． She hasn't decided back to China because of the COVID﹣19． （ ）
| A． |
if she flies |
B． |
whether she will fly |
| C． |
when will she fly |
D． |
how will she fly |