-He looks really worried. He be having some problems.
-I guess so. He’s weak in math and physics.
| A．may | B．can | C．must | D．will |
. Jack is good, kind, hard-working and intelligent. _____, I can't speak too highly of him.
| A．As a result | B．By the way |
| C．On the whole | D．In a word |
We can't _____ one to change the habits of a lifetime in a short time.
| A．hope | B．wait | C．expect | D．imagine |
American women were _____ the right to vote until 1920 after many years of hard struggle.
| A．ignored | B．refused | C．neglected | D．denied |
Roses are quite _____ flowers in English gardens.
| A．ordinary | B．common | C．usual | D．general |
The illness from which Mary is suffering has now been _____ as hepatitis (肝炎).
| A．diagnosed | B．determined | C．deduced | D．discovered |