问题
选择题
11. It is because people are likely to stay indoors ______ the virus can spread easily ______ people often catch colds.
A.and, that
B.so, that
C.therefore, so
D.that, that
答案
A
11. It is because people are likely to stay indoors ______ the virus can spread easily ______ people often catch colds.
A.and, that
B.so, that
C.therefore, so
D.that, that
A